Mathematics, 11.02.2021 17:00 loganlatimer2001
The table shows information about the times, 1 seconds, taken by each of 100 students to solve a puzzle.
Time (1 seconds)
0 < 10
103 15
15 * 15 20
20.1$ 40
40 < 75
Frequency
9
18
(a) Calculate an estimate of the mean time
Answers: 1
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The table shows information about the times, 1 seconds, taken by each of 100 students to solve a puz...
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