Multiple choice

The weights of students of a certain class are given below. $39, 42, 47, 38, 42, 40, 42, 38, 43, 42, 38, 44, 46, 39, 42, 40, 43, 42, 41$ Find the mode.

  1. $39$
  2. $40$
  3. $41$
  4. $42$
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The mode is the value that appears most frequently. Counting the frequencies: 38 (3 times), 39 (2 times), 40 (2 times), 41 (1 time), 42 (6 times), 43 (2 times), 44 (1 time), 46 (1 time), 47 (1 time). 42 is the most frequent.

AI explanation

The mode is the value that appears most frequently in a data set. Counting the provided weights reveals that the value 42 appears six times, which is more frequent than any other number in the list. Therefore, the mode of the observations is 42.

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