Question

a professor had students keep track of their social interactions for a week. the number of social interactions over the week is shown in the grouped frequency distribution. identify the lower limit of the third class.
the lower limit of the third class is
(type a whole number.)

Explanation:

Step1: Identify the class order

The classes are listed as: 25 - 29, 30 - 34, 35 - 39, 40 - 44, 45 - 49, 50 - 54, 55 - 59, 60 - 64, 65 - 69, 70 - 74. We need the third class.

Step2: Determine the lower limit of the third class

Counting the classes: 1st: 25 - 29, 2nd: 30 - 34, 3rd: 35 - 39. The lower limit of the third class is 35.

Answer:

35