STATISTICS - Jamb Mathematics Past Questions and Answers

Question 266:

• JAMB 2007

The histogram above represents the weights of students who travelled out to their school for an examination. How many people made the trip?

A. 78
B. 38
C. 29
D. 69

Question 267:

• JAMB 2007

A senatorial candidate had planned to visit seven cities prior to a primary election. However, he could only visit four of the cities. How many different itineraries could be considered?

A. 640
B. 840
C. 520
D. 920

Question 268:

• JAMB 2007

The pie chart above illustrate the amount of private time a student spends in a week studying various subjects. Find the value of k

A. 90^o
B. 60^o
C. 30^o
D. 40^o

Question 269:

• JAMB 2007

The table above shows the number of pupils in each age group in a class. What is the probability that a pupil chosen at random is at least 11 years old?

A. ²⁷/₄₀
B. ¹⁷/₂₀
C. ³/₃₀
D. ³³/₄₀

Question 270:

• 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