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Monday, 20 April 2026
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Mathematics Past Questions and Answers

Topic: cumulative frequency

Jamb Mathematics Questions - cumulative frequency

Question 1:
OGIVE is constructed using
  • A Third quartile range
  • B Semi-quartile range
  • C Cummulative frequency table
  • D Inter-quartile table
View Answer & Explanation
Question 2:
The cumulative frequency function of the data below is given below by the equation y = cf(x). What is cf(5)?
\(\begin{array}{c|c} Score(n) & Frequency(f)\\\hline 3 & 30\\ 4 & 32\\ 5 & 30\\ 6 & 35\\8 & 20 \end{array}\)
  • A 30
  • B 32
  • C 55
  • D 62
  • E 92
View Answer & Explanation
Question 3:
The cumulative frequency curve above shoes the distribution of the scores of 50 students in an examination. Find the 36th percentile scores
  • A 18%
  • B 28%
  • C 36%
  • D 50%
View Answer & Explanation
Question 4:
OGIVE is constructed using
  • A Third quartile range
  • B Semi-quartile range
  • C Cummulative frequency table
  • D Inter-quartile table
View Answer & Explanation