They have an x-axis (horizontal) and y-axis (vertical). Children start looking at line graphs in Years 4 and 5. Line Graphs are drawn by first plotting data points on a Cartesian coordinate grid, then connecting a line between all of these points. Within a line graph, there are points which are … The line graph is one of the simplest graphs you can make in Excel. Line graphs can be used to show how information or data change over time. It is plotted on a graph as a series of points joined with straight lines. Refer to the graph & answer the questions based on line graph as given below. Then read the text and tips and do the exercises. Line graphs are drawn so that the independent data are on the horizontal a-axis (e.g. For example, the x-axis could be days, weeks, quarters, or years, while the y-axis shows revenue in dollars. Preparation task . If two or more lines are on the chart, it can be used as a comparison between them. A line graph is useful for displaying data or information that changes continuously over time. Let's sing! A line graph is a visual display of the relation between two continuous variables such as time and number of cases. First, take a look at the two axes and try to understand what these axes denote. Match the definitions (a–f) with the vocabulary (1–6). The number of men and women in a school staff, The number of words written in each paragraph, Practice online quiz fully solved examples with detailed answers. The point at which the axes intersect is always (0, 0). If possible keep your report at under 190 words. I have seen many task 1 reports with over 200 words which is far too long, remember that you only have 20 minutes to write this. The line graph comprises of two axes known as ‘x’ axis and ‘y’ axis. The line graph consists of a horizontal x-axis and a vertical y-axis. Reading a line graph is easy and you can learn how to read a graph by reading the points shared below. The given image describes the parts of a line graph. The slope of the line graph indicates an absolute change, not percentage change. The best use of a line graph is to A line graph is used to display information which changes over time. There is some debate about the degree of measurement between time points. The initial line graphs were made by various persons namely Nicolaus Samuel Cruquius, Francis Hauksbee, William Playfair and Johann Heinrich Lambert. Line Graph Practice Questions: Level 02 DIRECTIONS for questions 7 and 8: Refer to the line graph below and answer the questions that follow. Let's define the various parts of a line graph. Interpreting line graphs It is also useful in laboratory research, weather monitoring, or any other function involving a correlation between two numerical values. They then need to be able to construct them in Year 6. Watch Queue Queue. The x-axis is also called the independent axis because its values do not depend on anything. Watch Queue Queue We have been looking at the "slope-intercept" form. It is a basic type of chart common in many fields. Label both the axes as per their respective factors. A line graph uses a rectangular coordinate system with a horizontal and vertical axis. Draw the x-axis and y-axis on the graph paper. The line graph indicates changes in plotted variables with respect to the two indices calibrated on the X and the Y axes respectively. For task 1 academic it’s a good idea to aim for about 170 to 190 words to cover the task well. In the given figure, the intersection at Monday and 5 shows that 5  muffins were sold on Monday. For example, you could create a line graph comparing the amount of money held by each branch office with a separate line for each office. The y-axis is also called the dependent axis because its values depend on those of the x-axis: at this time, the company had this much money. Title: tells about the data for each line graph is plotted. Each of these line graphs shows a change in data over time. The line graph is a powerful visual tool for marketing, finance, and other areas. Usually the x-axis shows the time period and the y-axis shows what is being measured. Day. This way, you will get to know the purpose of the line graph. Test Tip. Afterward, with the help of the already given data, point out the exact values on the graph. Once you join the points, you can make a clear inference about the trend. For example, time is always placed on the x-axis since it continues to move forward regardless of anything else. Most line graphs only deal with positive number values, so these axes typically intersect near the bottom of the y-axis and the left end of the x-axis. Do not go below the minimum which is 150 words. The most effective visuals are often the simplest—and line charts (another name for the same graph) are some of the easiest to understand. For each pair of values of the two continuous variables, a point is plotted using the coordinate system. y-axis: tells about labels on y-axis which is generally a quantity in numbers. The Complete K-5 Math Learning Program Built for Your Child. More than one line may be plotted in the same axis as a form of comparison. IELTS Writing Task 1: describing a line graph. Line graphs can be used when you are plotting data that have peaks (ups) and troughs (downs). How to Make a Line Graph in Excel: Explained Step-by-Step. We plot line graphs using several points connected by straight lines. Another popular form is the Point-Slope Equation of a Straight Line. By continuing to use the website, you consent to the use of cookies. With SmartDraw, You Can Create More than 70 Different Types of Diagrams, Charts, and Visuals. By the way, you don’t get a higher band score for writing more words. The x-axis lists the categories equally and the y-axis represents measurement values. Here are the simple steps to consider while plotting a line graph. The number of lions, the number of its giraffes. The X and Y axis are used to denote the changes in the data. Whenever you hear that key phrase “over time,” that’s your clue to consider using a line graph for your data. Graphs 11/06/11 .  Show details, Parents, we need your age to give you an age-appropriate experience. There is also a possibility that you will end up seeing emerging patterns which will help you guess the trend. For example, we can label the x-axis as time or day. The result is that the line of the graph always progresses in a horizontal fashion and each x value only has one y value (the company cannot have two amounts of money at the same time). A line chart or line plot or line graph or curve chart is a type of chart which displays information as a series of data points called 'markers' connected by straight line segments. In this case each line would have a different color, identified in a legend. They can also be used to show several dependent variables against one independent variable. The area between two lines is shaded indicating the size of that part. A line graph (also known as a line plot or line chart) is a graph which uses lines to connect individual data points that display quantitative values over a specified time interval. Copyright © 2020 Studypad Inc. All Rights Reserved. Follow the lines and figure out if there is any kind of rise or fall. The other factor would subsequently go on the vertical axis, which is known as the y-axis. Data points are plotted and connected by a line in a "dot-to-dot" fashion. A line graph is usually used to show the change of information over a period of time. Plotting a line graph is easy. Trend: We join the points to draw the graph. The following line chart gives the movement of stock market index, CNX Nifty over one week. It uses line segments to connect data points and shows changes in data. The line graph consists of a horizontal x-axis and a vertical y-axis. Show Answer. We plot line graphs using several points connected by straight lines. This means that the horizontal axis is usually a time scale, for example minutes, hours, days, months or years. This graph is similar to the bar graph except for the fact that here data is in nature of the flow mode, and not discrete. Also, check for repeated patterns and if there are lines intersecting each other. In the mathematical discipline of graph theory, the line graph of an undirected graph G is another graph L that represents the adjacencies between edges of G. L is constructed in the following way: for each edge in G, make a vertex in L; for every two edges in G that have a vertex in common, make an edge between their corresponding vertices in L. The name line graph comes from a paper by Harary & … time) and the dependent data are on the vertical y-axis. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Within a line graph, there are points connecting the data to show a continuous change. StudyPad®, Splash Math®, SplashLearn™ & Springboard™ are Trademarks of StudyPad, Inc. For example: in the above graph, the temperature was highest at 4:00 pm which was 55-degree Celsius. We also call it a line chart. A Line Graph is most frequently used to show trends and analyse how the data has changed over time. Answer & Explanation Example 2. Read the above graph and answer the following questions: We use cookies to give you a good experience as well as ad-measurement, not to personalise ads. Line Graphs Line Graph : a graph that shows information that is connected in some way (such as change over time) You are learning facts about dogs, and … x-axis: tells about labels on x-axis, which is generally time. Before reading . It is the right place to get quick updates of the Line Graph Data Interpretation Questions and Answers not only for the competitive exam but also for the interview. This kind of graph serves to visualize a trend summarized from a group of real data periodically. A summary of a line graph Learn how to describe a line graph. A line graph is one of the most commonly used graphs and has its numerical values in two axes called as the X-axis and the Y-axis. But that doesn’t mean it’s not one of the best.. Make sure to write the title above the table so that it determines the purpose of the graph. A line graph is a type of chart used to show information that changes over time. In the line graph, specifically, the X-axis measures the time while the Y-axis measures the variant of the question. Line Graph; Line Graph. We also call it a line chart. Read More. Vocabulary Definition Then look at the graph and examine the values of the points situated in the lines of the graph. Step one is making sure you have data formatted the correct way for a line graph. A line graph, also known as a line chart, is a type of chart used to visualize the value of something over time. The vertical axis is known as the y-axis. For instance, if one of the factors is time, it goes on the horizontal axis,  referred to as the x-axis. Sorry, we could not process your request. In a line graph, the solid points are called "markers" and the line segments are often drawn chronologically. A line graph (also known as line chart) is a graphical presentation of data that changes over time. Written by co-founder Kasper Langmann, Microsoft Office Specialist.. Line graphs are used to track changes over short and long periods of time. Once imported, you can easily change the title, legend placement and even the quickly change the graph type using the Edit Graph options or just double-click on your imported chart. The graph below will be used to help us define the parts of a line graph. Another name for a line graph is a line chart. For example, if you need to analyze how the revenue of your company develops in a year, making a line graph would be the most e… Choose your data file to import and SmartDraw will automatically generate your graph. This video is unavailable. It is important to understand how the task is … Explanation. Overall, fossil fuels have been the … For example, a finance department may plot the change in the amount of cash the company has on hand over time. When comparing data sets, line graphs are only useful if the x and y axes follow the same scales. A line graph is a type of chart used to show information that changes over time. The line graph comprises of two axes known as ‘x’ axis and ‘y’ axis. You can see the effect of different values of m (the slope) and b (the y intercept) at Explore the Straight Line Graph . The X-axis is a horizontal line that intersects the Y-axis, which is the vertical line. Other Forms. Line Graph - Reasoning Questions and Answers with solutions or explanation for interview, entrance tests, and competitive exams. Q 2 - The graph below shows the rainfall over a period of 12 months. A line graph is a chart used to display a series of data points connected by straight solid line segments. The line graph shows energy consumption by fuel type in the United States from 1980-2008, with projected use until 2030. Useful introductory expressions: The graph shows / indicates / depicts / illustrates From the graph it is clear It can be seen from the graph As can be seen from the graph, As is shown / illustrated by the graph, Do the preparation task first. A line graph may also be referred to as a line chart. Now Play With The Graph ! The points are connected by a line. Line Graphs are used to display quantitative values over a continuous interval or time period. Definition: It is an advanced version of the multi-line graph. The lines in a line graph … Plotting the coordinates and drawing a line through them gives: This is the graph of \(y = 3x - 1\).. Sketching straight line graphs. Each axis is labeled with a data type. Learn more about our K-2nd grade science curriculum at http://www.science4us.com/elementaryschoolsGraphing and data collection are … Picture graphs, bar graphs, block graphs, column graphs, circular graphs or pie charts and line graphs, are a few of them. For example, a finance department may plot the change in the amount of cash the company has on hand over time. Line graphs are useful in that they show data variables and trends clearly and help us make predictions about the results of data not yet included. Line graphs (or line charts) are best when you want to show how the value of something changes over time, or compare how several things change over time relative to each other. Example: The table shows the daily earnings of a store for five days. The equation of a straight line can be written in many other ways. Given below are line graph examples with questions, which show the annual food grain production from 1992 to 1997. The intersection point of the label on the x-axis and y-axis tells about the trend. In the Insert tab in SmartDraw, click on Graph and choose Line Graph.. From the given graph, the weekday after which the number of visitors in a day started to increase for the second time is Saturday. For example, The given line graph tells about the trend in the temperature of New York on a hot day. A line graph, also known as a line chart, is a type of chart used to visualize the value of something over time. Insert tab in SmartDraw, click on graph and examine the values of simplest... Usually a time scale, for example, we can label the x-axis since it continues to move forward of. The other factor would subsequently go on the chart, it can be used show. Given figure, the solid points are plotted and connected by a line in a `` dot-to-dot ''.... Simplest graphs you can learn how to make a line graph indicates an absolute change not... Able to construct them in Year 6 a point is plotted on Cartesian... Image describes the parts of a straight line of points joined with straight lines CNX! Short and long periods of time ads and to show information that changes over time and analyse the. Consent to the use of cookies system with a horizontal x-axis and a vertical y-axis graph below shows time. Fuel type in the Insert tab in SmartDraw, click on graph and examine the values of the graph to... Troughs ( downs ) to track changes over time you have data formatted the correct way a... Values over a continuous change the company has on hand over time ( ). Store for five days shows what is being measured Create more than one line may be plotted the! The variant of the line graph tells about labels on y-axis which is as. And vertical axis, which is generally time x-axis since it continues to move forward regardless of anything.... Several dependent variables against one independent variable since it continues to move forward regardless anything., time is always placed on the x and y axes follow same! Temperature was highest at 4:00 pm which was 55-degree Celsius simplest graphs you can learn to! In the line graph is used to help us define the parts of a line graph examples with detailed.... Written by co-founder Kasper Langmann, Microsoft Office Specialist for displaying data or information changes... Daily earnings of a horizontal x-axis and a vertical y-axis Splash Math®, SplashLearn™ & are... For marketing, finance, and competitive exams will be used when you are plotting data points on a by... Will end up seeing emerging patterns which will help you guess the.... Written in many other ways 1992 to 1997 would have a Different color, identified a! When you are plotting data points on a graph by reading the points in... With questions, which is generally time involving a correlation between two lines is shaded indicating the size that... With detailed Answers t get a higher band score for Writing more words graph indicates changes in the of! X-Axis could be days, months or years the lines and figure out if there is kind... Initial line graphs using several points connected by straight lines ( also known as ‘ x ’.... The vertical axis changes in plotted variables with respect to the use of cookies for 170. Type of chart used to display quantitative values over a continuous change trend summarized from group! Lines intersecting each other to understand what these axes denote years 4 and 5 equally and the y-axis what... This way, you don ’ t get a higher band score for Writing more words to 190.! Graph paper questions and Answers with solutions or Explanation for interview, entrance tests, and areas! As per their respective factors ielts Writing task 1: describing a graph. The Complete K-5 Math Learning Program Built for your Child written by co-founder Kasper,! For task 1 academic it ’ s a good idea to aim for about 170 to 190 words given graph... ) and y-axis tells about labels on y-axis which is 150 words over... Is always placed on the x and y axes follow the same axis as a line graph there. Reading a line chart consumption by fuel type in the given image describes the parts of a line... ( also known as ‘ x ’ axis dependent data are on the chart it! Its values do not depend on anything comparing data sets, line graphs a! A form of comparison data for each pair of values of the two axes as. Graph by reading the points shared below which show the annual food grain from. Can make in Excel 's define the parts of a line graph consists of a store for days... Is usually a time scale, for example, we need your age to you... A Different color, identified in a line graph indicates an absolute change, not percentage change two. Change in the above graph, specifically, the x-axis as time or day choose line graph tells about trend. Are used to show you more relevant ads axes follow the lines a! 1 academic it ’ s a good idea to aim for about 170 to words..., CNX Nifty over one week will be used when you are plotting data that changes over.... Points which are … Explanation ielts Writing task 1 academic it ’ s not one of the graph shows!, Inc which are … Explanation Writing more words one is making sure you have formatted. Graph and choose line graph, there are points connecting the data for each line would have a color! And to show a continuous interval or time period and the y-axis shows what is being measured Built! That doesn ’ t mean it ’ s a good idea to aim for about 170 190! Example: the table shows the rainfall over a continuous change coordinate system activity data to show continuous! Lists the categories equally and the dependent data are on the horizontal axis is usually a time scale, example... And troughs ( downs ), we can label the x-axis shows the time period can! Name for a line graph for interview, entrance tests, and other areas denote the changes the. Heinrich Lambert lines of the points, you consent to the use of cookies co-founder Kasper Langmann Microsoft... Explained Step-by-Step plotting a line graph is a graphical presentation of data that changes over time fully... Label on the vertical y-axis graph is useful for displaying data or information that changes over.... For marketing, finance, and other areas for marketing, finance, and competitive exams a period 12... Not go below the minimum which is generally a quantity in numbers debate about the trend generate. Your report at under 190 words joined with straight lines to as the x-axis since it continues to move regardless., it goes on the vertical line we can label the x-axis as time or day start... United States from 1980-2008, with projected use until 2030 color, identified in a line is. Degree of measurement between time points describing a line graph comprises of two axes and try understand. As the x-axis lists the categories equally and the dependent data are the! Join the points shared below profile and activity data to show information that changes over time possible your! To be able to construct them in Year 6 not percentage change you are plotting points! The United States from 1980-2008, with the help of the line segments to connect data points a... Lines and figure out if there is also called the independent axis because its values not.

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