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Worksheet: Data Interpretation | Know Your Aptitude Class 6 To 8 - Class 8 PDF Download

Q1: The following weights were bench-pressed by a group of Grade 8 students: 32 kg, 41 kg, 15 kg, 22 kg, and 15 kg. 

(i) Find the mean.

(ii) Find the mode.

(iii) Find the median.

(iv) What would be an appropriate graph to use to show this information? 

Q2: Is the height of a child, measured every month for the course of three years, continuous or discrete data?

Q3: A survey asked the question, “Do you prefer eating fresh food at Jimmy’s Restaurant or eating stale food at home?” Is this a fair survey question?

Q4: Use the following graphs to answer questions:
Worksheet: Data Interpretation | Know Your Aptitude Class 6 To 8 - Class 8

(i) Why would a dot graph better show money earned at a lemonade stand every day than a line graph?

(ii) Which type of graph would best show height comparisons between boys and girls among different grades?

(iii) Which graph would best show percentage of daily time used for different activities?

(iv) Which graph would best show the distance someone travelled over the course of a day?

You can access the solutions to this worksheet here.

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FAQs on Worksheet: Data Interpretation - Know Your Aptitude Class 6 To 8 - Class 8

1. What is data interpretation and why is it important in exams?
Ans.Data interpretation is the process of analyzing and making sense of data presented in various forms such as graphs, charts, tables, and diagrams. It is important in exams because it tests a student’s ability to understand and interpret quantitative information, which is crucial in fields like mathematics, economics, and science.
2. How can I improve my data interpretation skills for exams?
Ans.To improve data interpretation skills, practice regularly with sample questions and past exam papers. Familiarize yourself with different types of data representations, such as pie charts, bar graphs, and line graphs. Additionally, work on time management to ensure you can analyze data efficiently under exam conditions.
3. What types of questions can I expect in a data interpretation exam?
Ans.In a data interpretation exam, you can expect questions that require you to extract and analyze information from data sets. These may include calculating percentages, comparing data points, identifying trends, and making predictions based on the given data.
4. Are there any specific strategies for tackling data interpretation questions?
Ans.Yes, there are several strategies for tackling data interpretation questions. First, read the questions carefully to understand what information is being asked. Next, quickly analyze the provided data to determine the most relevant facts. Finally, eliminate clearly wrong options and make educated guesses when necessary.
5. How can I manage my time effectively during a data interpretation exam?
Ans.To manage time effectively during a data interpretation exam, allocate a specific amount of time for each question based on its complexity. Start with the questions you find easiest to build confidence, then tackle more difficult ones. Practice timed mock exams to improve your pacing and develop strategies for quick data analysis.
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