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12 Minute Test: Bar Graphs | Logical Reasoning (LR) and Data Interpretation (DI) - CAT PDF Download

Directions: Answers the question based on the given information.
A management institute was established on 1st January, 2000, with 3, 4, 5 and 6 faculty members respectively in Marketing, Organisational Behaviour (OB), Finance, and Operations Management (OM) departments to start with. No faculty member retired or joined the institute in the first three months of the year 2000. In the next four years, the institute recruited one faculty member in each of the four departments. All these new faculty members, who joined the institute subsequently over the years, were 25 years old at the time of their joining the institute. All of them joined the institute on 1st April. During these four years, one of the faculty members retired at the age of 60. The following bar chart gives the department-wise average age (in terms of number of completed years) of faculty members as on April 1 of 2000, 2001, 2002 and 2003.
12 Minute Test: Bar Graphs | Logical Reasoning (LR) and Data Interpretation (DI) - CAT

Question for 12 Minute Test: Bar Graphs
Try yourself:What was the age of the new faculty member who joined the OM department on 1st April, 2003?
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Question for 12 Minute Test: Bar Graphs
Try yourself:Professors Naresh and Devesh, two faculty members of Marketing who have been with the institute since its inception, share their birthdays, which fall on 20th November. One was born in 1947 and the other in 1950. On 1st April, 2005, what was the approximate age of the third faculty member, who has been in the same area since inception?
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Question for 12 Minute Test: Bar Graphs
Try yourself:From which department did the faculty member retire?
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Question for 12 Minute Test: Bar Graphs
Try yourself:In which year did the new faculty member join the Finance department?
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The document 12 Minute Test: Bar Graphs | 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: Bar Graphs - Logical Reasoning (LR) and Data Interpretation (DI) - CAT

1. What are bar graphs and how are they used?
Ans. Bar graphs are visual representations of data using rectangular bars, with the length or height of each bar representing the quantity or value being measured. They are used to compare different categories or groups and show patterns or trends in data.
2. How can bar graphs be created and interpreted?
Ans. Bar graphs can be created using various software or tools like Microsoft Excel or Google Sheets. To interpret a bar graph, one should look at the height or length of each bar and compare them to understand the relative values or quantities being represented.
3. What are the advantages of using bar graphs?
Ans. Bar graphs have several advantages, including their simplicity and ease of understanding. They can represent categorical or numerical data, making them versatile. Bar graphs also make it easy to compare different categories or groups visually.
4. Can bar graphs be used to display time-based data?
Ans. Yes, bar graphs can be used to display time-based data by using the time intervals as categories on the x-axis. Each bar would then represent a specific time interval, and the height or length of the bar would represent the value or quantity during that interval.
5. Are there any limitations or considerations when using bar graphs?
Ans. While bar graphs are effective for comparing data, they may not be suitable for displaying very large datasets or continuous data with a wide range of values. Additionally, the choice of the bar graph's scale can influence the interpretation, so it is important to choose appropriate scales when creating and interpreting bar graphs.
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