Question

here are the shopping times (in minutes) of ten shoppers at a local grocery store. complete the grouped frequency distribution for the data. in the distribution, the frequency of a class is the number of shopping times in that class. (note that we are using a class width of 5.) shopping time (in minutes) 24 29 18 37 33 25 25 36 25 28 shopping time (in minutes) frequency 18 to 22 23 to 27 28 to 32 33 to 37

Explanation:

Step1: Count for 18 - 22

There is one 18 in the data set, so the frequency for 18 to 22 is 1.

Step2: Count for 23 - 27

There are three 25s in the data set, so the frequency for 23 to 27 is 3.

Step3: Count for 28 - 32

There is one 29 in the data set, so the frequency for 28 to 32 is 1.

Step4: Count for 33 - 37

There are two 33s, one 36 and one 37 in the data set, so the frequency for 33 to 37 is 4.

Answer:

Shopping time (in minutes)	Frequency
23 to 27	3
28 to 32	1
33 to 37	4