The frequency distribution below shows the distribution for checkout time

| August 30, 2017

Question
The frequency distribution below shows the distribution for checkout time (in minutes) in VCU MiniMart between 3:00 and 4:00 p.m. on a Friday afternoon.

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Check out Time (in minutes)

Frequency

Relative Frequency

1.0-1.9

3

2.0-2.9

12

3.0-3.9

0.20

4.0-4.9

3

5.0-5.9

Total

25

Complete the frequency table with frequency and relative frequency. Express the relative frequency to two decimal places.

What percentage of the checkout times was at least 3 minutes?

In what class interval must the median lie? Explain answer.

Does this distribution have positive skew or negative skew? Why?

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