here are the numbers of children in 13 elementary school classes. 17, 18, 19, 18, 20, 20, 16, 17, 20, 18…

here are the numbers of children in 13 elementary school classes. 17, 18, 19, 18, 20, 20, 16, 17, 20, 18, 16, 18, 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 \no mode.\
Answer
Explanation:
Step1: Count the frequency of each number
16 appears 2 times, 17 appears 4 times, 18 appears 4 times, 19 appears 1 time, 20 appears 3 times.
Step2: Identify the number(s) with highest frequency
Both 17 and 18 have the highest frequency of 4.
Answer:
17,18