1. Find the mode of the following data:
12, 14, 12, 16, 15, 13, 14, 18, 19, 12, 14, 15, 16, 15, 16, 16, 15,
17, 13, 16, 16, 15, 15, 13, 15, 17, 15, 14, 15, 13, 15, 14

Answers (1)
Data Tally bars Number of times
12    ||| 3
13    |||| 4
14   \cancel{||||} 5
15   \cancel{||||}\cancel{||||} 10
16   \cancel{||||}| 6
18    | 1
19    \ \ |   1

Clearly, 15 occurs 10 times. Therefore, 15 is the mode of the data.

 

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