STATISTICS - Jamb Mathematics Past Questions and Answers

Question 296:

• JAMB 2010

In how many ways can a committee of 2 women and 3 men be chosen from 6 men and 5 women?

A. 100
B. 200
C. 30
D. 50

Question 297:

• JAMB 2010

If three unbiased coins are tossed, find the probability that they are all heads

A. \(\frac{1}{2}\)
B. \(\frac{1}{3}\)
C. \(\frac{1}{9}\)
D. \(\frac{1}{8}\)

Question 298:

• JAMB 2010

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

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

Question 299:

• 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 300:

• 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)