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 eighth class. the lower limit of the eighth class is (type a whole number.)

Explanation:

Step1: Identify the classes

List the classes in order: \(20 - 24\), \(25 - 29\), \(30 - 34\), \(35 - 39\), \(40 - 44\), \(45 - 49\), \(50 - 54\), \(55 - 59\), \(60 - 64\), \(65 - 69\)

Step2: Locate the eighth class

Count the classes. The eighth class is \(55 - 59\)

Step3: Find the lower limit

The lower limit of the class \(55 - 59\) is \(55\)

Answer:

\(55\)