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12 Minute Test: Line Graphs and X-Y Charts | Logical Reasoning (LR) and Data Interpretation (DI) - CAT PDF Download

The following graphs give the revenues and growth rates of 4 divisions of Garbage Inc, an interesting company that specializes in waste management:
12 Minute Test: Line Graphs and X-Y Charts | Logical Reasoning (LR) and Data Interpretation (DI) - CAT

Question for 12 Minute Test: Line Graphs and X-Y Charts
Try yourself:What was the total revenues in 2011?
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Question for 12 Minute Test: Line Graphs and X-Y Charts
Try yourself:In the year 2013, what was the share of revenues of the division Pharma?
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Question for 12 Minute Test: Line Graphs and X-Y Charts
Try yourself:Which year saw the highest percentage growth in revenues overall?
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Question for 12 Minute Test: Line Graphs and X-Y Charts
Try yourself:The profit margins by division in the years 2014 and 2015 are given in the table below. Find the yoy percentage growth in profits in 2015.
12 Minute Test: Line Graphs and X-Y Charts | Logical Reasoning (LR) and Data Interpretation (DI) - CAT
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The document 12 Minute Test: Line Graphs and X-Y Charts | Logical Reasoning (LR) and Data Interpretation (DI) - CAT is a part of the CAT Course Logical Reasoning (LR) and Data Interpretation (DI).
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FAQs on 12 Minute Test: Line Graphs and X-Y Charts - Logical Reasoning (LR) and Data Interpretation (DI) - CAT

1. What are line graphs and X-Y charts?
Ans. Line graphs and X-Y charts are visual representations of data that show the relationship between two variables. In a line graph, data points are connected by lines to illustrate how the variables change over time or across different categories. X-Y charts, also known as scatter plots, display the relationship between two continuous variables, with each data point plotted on the graph according to its X and Y values.
2. How can line graphs and X-Y charts be useful in data analysis?
Ans. Line graphs and X-Y charts are valuable tools in data analysis as they help in understanding patterns, trends, and correlations between variables. They enable us to identify relationships, such as whether an increase in one variable leads to a corresponding increase or decrease in another. These visual representations make it easier to interpret complex data sets and make informed decisions based on the insights gained.
3. How do you interpret a line graph?
Ans. To interpret a line graph, you need to analyze the relationship between the two variables. The slope of the line indicates the rate of change, while the steepness or flatness of the line illustrates the intensity of the relationship. Upward or downward trends in the line indicate whether the variables are increasing or decreasing. Additionally, the intersection of the line with the Y-axis represents the starting value, and the intersection with the X-axis indicates the point at which the variable being measured is zero.
4. What is the purpose of using an X-Y chart?
Ans. The purpose of using an X-Y chart is to visualize the relationship between two continuous variables. It helps in identifying patterns, clusters, and outliers in the data. X-Y charts are commonly used in scientific research, engineering, and social sciences to analyze the correlation between variables and make predictions based on the observed patterns.
5. Can line graphs and X-Y charts be used to predict future trends?
Ans. Yes, line graphs and X-Y charts can be used to predict future trends to some extent. By analyzing the historical data and observing the pattern or trend depicted in the graph, we can make reasonable predictions about how the variables may behave in the future. However, it is important to note that these predictions are based on the assumption that the relationship between the variables will remain consistent over time. Factors such as external influences or changes in the underlying data can impact the accuracy of the predictions.
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