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The marks (out of 100) obtained by a gro...

The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the:
Highest and the lowest marks obtained by the students.

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The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: Range of the marks obtained.

The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: Mean makrs obtained by the group.

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The scores of 10 students in a test, in which the maximum marks Were 50 as follows : 28, 36, 34, 28, 48, 22, 35, 27, 19, 41. Find the Variance.

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The percentage of marks obtained by a student in the monthly unit tests are given below : Based on this data, find the probability that the student gets more than 70% marks in the next unit test.

Consider the marks obtained (out of 100 marks) by 30 students of Class IX of a school: Find the mean of the marks obtained by 30 students of Class IX of a school.

PSEB-Data handling-EXAMPLES
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  2. Following table shows the points of each player scored in four games: ...

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  3. The marks (out of 100) obtained by a group of students in a science te...

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  4. The marks (out of 100) obtained by a group of students in a science te...

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  5. The marks (out of 100) obtained by a group of students in a science te...

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  8. The rainfall (in mm) in a city on 7 days of a certain week was recorde...

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  9. The rainfall (in mm) in a city on 7 days of a certain week was recorde...

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  10. The heights of 10 girls were measured in cm and the results are as fol...

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  11. The heights of 10 girls were measured in cm and the results are as fol...

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  12. The heights of 10 girls were measured in cm and the results are as fol...

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  13. The heights of 10 girls were measured in cm and the results are as fol...

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  14. The heights of 10 girls were measured in cm and the results are as fol...

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  15. Find the mode of the given set of numbers: 1, 1, 2, 4, 3, 2, 1, 2, 2, ...

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  18. Find the mode of 2,6,5,3,0,3,4,3,2,4,5,2,4 2, 14, 16, 12, 14, 14, 1...

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  19. Find the mode of the following data: 12, 14, 12, 16, 15, 13, 14, 18,...

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  20. Heights (in cm) of 25 children are given below: 168, 165, 163, 160, 1...

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