Question

here are the numbers of children in 13 elementary school classes. 18, 16, 20, 17, 18, 20, 19, 18, 18, 19, 19, 20, 17. find the modes of this data set. if there is more than one mode, write them separated by commas. if there is no mode, click on
o mode.\

Explanation:

Step1: Count the frequency of each number

16 appears 1 time, 17 appears 2 times, 18 appears 4 times, 19 appears 3 times, 20 appears 3 times.

Step2: Identify the number(s) with the highest frequency

The number 18 has the highest frequency of 4, and 19 and 20 both have a frequency of 3 which is also relatively high.

Answer:

18, 19, 20