Measures Of Dispersion - Jamb Questions and Answers

Mathematics Jamb Past Questions

Questions and Answers on Measures of Dispersion

Fractions
Percentages Errors
Indices
Simple Interest
Profit And Loss Percent
Range
Mean Deviation
Variance
Standard Deviation

Question 36 :

JAMB 2007

What is the mean deviation of 3, 5, 8, 11, 12 and 21?

A. 4.7
B. 60
C. 3.7
D. 10

View Answer & Explanation

Question 37 :

JAMB 2008

If x > 0, find the range of number x-3, 3x+2,x-1, 4x, 2x-1, x-2, 2x-2, 3x and 3x+1

A. 3x+3
B. 3x+1
C. 2x+5
D. 2x+1

View Answer & Explanation

Question 38 :

JAMB 2008

Find the mean deviation of 2, 4, 5, and 9

A. 1
B. 2
C. 5
D. 7

View Answer & Explanation

Question 39 :

JAMB 2009

What is the mean deviation of x, 2x, x+1 and 3x. If their mean is 2?

A. 0.5
B. 1.0
C. 1.5
D. 2.0

View Answer & Explanation

Question 40 :

JAMB 2010

Find the standard deviation of 2, 3, 5 and 6

A. √6
B. √10
C. √\(\frac{2}{5}\)
D. √\(\frac{5}{2}\)

View Answer & Explanation

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Measures Of Dispersion - Mathematics Jamb Past Questions and Answers

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Mathematics Jamb Past Questions

Questions and Answers on Measures of Dispersion

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