Mean, median and mode, and their applications - Jamb Economics Past Questions and Answers

Question 26:

• JAMB 2010

if \(\bar{x}\) = 6 and N = 6, determine the value of ∑fx

A. 36
B. 12
C. 1
D. 72

Question 27:

• JAMB 2011

A major disadvantage of the arithmetic means is that it is

A. Not useful for large data
B. Not suitable for further statistical analysis
C. Cumbersome to determine the actual value
D. Affected by extreme data

Question 28:

• JAMB 2011

The median of an odd-numbered set of scores is the

A. Middle value in the set
B. Highest value in the set
C. Arithmetic means of the set
D. Most frequent occuring score

Question 29:

• JAMB 2013

Which of the following set of statistical tools is used for further economic analysis?

A. The median and standard deviation
B. The mean and mode
C. The mean and standard deviation
D. The mode and median

Question 30:

• JAMB 2013

Find the median of the following set of data 35,10,14,38,15,18,22,30 and 28

A. 10
B. 38
C. 35
D. 22