2025 SJI PRELIMS P1 Q12

2025 SJI PRELIMS P1 Q12

Secondary 4
3 marks

The frequency table shows the number of mistakes in a Mathematics quiz.

Mistakes\(0\)\(1\)\(2\)\(3\)\(4\)\(5\)
Students\(3\)\(x\)\(9\)\(6\)\(2\)\(1\)
  1. If the distribution is bimodal, state \(x\).[1]
  2. If the median number of mistakes is 2, find the largest possible \(x\).[2]

Solution:

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Answer:(a) \(x=9\) (b) \(x=14\)

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