Measures of Location - Jamb Mathematics Past Questions and Answers

Question 86:

• JAMB 2009

5, 8, 6 and k occur with frequency 3, 2, 4, and 1 respectively an d have a mean of 5.7. Find the value of k

A. 4
B. 3
C. 2
D. 1

Question 87:

• JAMB 2010

Marks	1	2	3	4	5
Frequency	2	2	8	4	4

The table above show the marks obtained in a given test.
Find the mean mark

A. 3.1
B. 3.0
C. 3.2
D. 3.3

Question 88:

• JAMB 2011

\(\begin{array}{c|c} Class Intervals & 0 - 2 & 3 - 5 & 6 - 8 & 9 - 11 & \\ \hline Frequency & 3 & 2 & 5 & 3 &\end{array}\)
Find the mode of the above distribution.

A. 9
B. 8
C. 10
D. 7

Question 89:

• JAMB 2011

\(\begin{array}{c|c} No & 0 & 1 & 2 & 3 & 4 & 5 \\ \hline Frequency & 1 & 4 & 3 & 8 & 2 & 5 \end{array}\). From the table above, find the median and range of the data respectively.

A. (8,5)
B. (3, 5)
C. (5 , 8)
D. (5 , 3)

Question 90:

• JAMB 2012

The mean of seven numbers is 96. If an eighth number is added, the mean becomes 112. Find the eighth number.

A. 126
B. 180
C. 216
D. 224