Question

question 4 (1 point)
the data below represents the total number of credit hours taken during one semester by 30 randomly chosen students.
3, 11, 12, 9, 10, 10, 11, 8, 6, 9, 12, 15, 16, 14, 11, 5, 4, 8, 7, 20, 18, 12, 14, 15, 10, 8, 12, 13, 12, 19
find the frequency for the class interval 3 - 5.
credit hours frequency
3 - 5
6 - 8
9 - 11
12 - 14
15 - 17
18 - 20
your answer:

Explanation:

Step1: Count data in 3 - 5 range

Count the number of values from the data set {3, 11, 12, 9, 10, 10, 11, 8, 6, 9, 12, 15, 16, 14, 11, 5, 4, 8, 7, 20, 18, 12, 14, 15, 10, 8, 12, 13, 12, 19} that fall within the 3 - 5 range.

Step2: Determine frequency

The values 3, 5, 4 are in the 3 - 5 range. Counting them, we find there are 3 such values.

Answer:

3