Case Study Questions on Statistics for Class 9

Case Study Questions on Statistics for Class 9

Case Study Questions for Class 9 Surface Area and Volume

Practicing Case Study Questions on Statistics for Class 9 is essential for building strong concepts. These problems help students improve accuracy and analytical skills. In fact, Class 9 Statistics Case Study Questions often appear in CBSE exams. Therefore, solving a variety of problems ensures a deeper understanding of data handling and interpretation. Online tests make revision simple and effective.

Class 9 Statistics Case Study Questions

The syllabus includes mean, median, mode, and data representation. Regular practice with Statistics Case Study Problems for Class 9 improves both speed and confidence. Moreover, CBSE board exams emphasize application-based learning. Thus, students who attempt different formats of questions achieve higher scores.

Case Study Questions for Class 9 Surface Area and Volume

Free online tests combine theory with practical examples. Additionally, interactive case studies strengthen logical reasoning. Practicing Class 9 Statistics Case Study Questions regularly helps learners perform well in exams. Furthermore, detailed solutions guide students step by step.

Case Study 2: Statistics

Case Study Statistics (Grade 9, CBSE/ISC) – 2

A local sports club maintained the record of the number of goals scored by their junior football team in different matches during a tournament. The data for 30 matches was collected and presented in the following table. Students are required to use concepts of Statistics to analyze the performance of the team. The focus is on drawing correct inferences from the given frequency distribution.

Data Collected

Number of Goals Scored Number of Matches
0-1 4
1-2 6
2-3 10
3-4 6
4-5 4

1. How many matches are considered in total?

Answer: (b) 30

Solution: Total matches = 4 + 6 + 10 + 6 + 4 = 30.

2. What is the modal class of the given data?

Answer: (c) 2-3

Solution: The highest frequency is 10, corresponding to class 2-3.

3. The median class of the data is:

Answer: (c) 2-3

Solution: n/2 = 15. Cumulative frequencies: 4, 10, 20. The 15th observation lies in 2-3.

4. If we draw a histogram of the data, which class will have the tallest bar?

Answer: (c) 2-3

Solution: Tallest bar represents highest frequency, which is 10 at 2-3.

5. Suppose the team wants to analyze whether they score more than 2 goals on average. Which measure of central tendency would best help them?

Answer: (a) Mean

Solution: To know the average number of goals, the mean is the most appropriate measure.

Quiz Results

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Incorrect Answers: 0

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