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Measures of Dispersion - Jamb Mathematics Past Questions and Answers

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Jamb Mathematics Past Questions

Questions and Answers on Measures of Dispersion

Question 46:


Find the standard deviation of 5, 4, 3, 2, 1

A. \(\sqrt{2}\)
B. \(\sqrt{3}\)
C. \(\sqrt{6}\)
D. \(\sqrt{10}\)

View Answer & Explanation

Question 47:


Calculate the range of 20, -6, 25, 30, 21, 28, 32, 33, 34, 5, 3, 2, and 1.

A. 32
B. 36
C. 33
D. 40

View Answer & Explanation

Question 48:


Calculate the standard deviation of the following data: 7, 8, 9, 10, 11, 12, 13

A. 2
B. 4
C. 12
D. 17

View Answer & Explanation

Question 49:


Find the mean deviation of 1, 2, 3 and 4

A. 1.0
B. 1.5
C. 2.0
D. 2.5

View Answer & Explanation



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