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The frequency distribution below shows the amount ($) spent on entertainment per week by a sample...

The frequency distribution below shows the amount ($) spent on entertainment per week by a sample of people.

Weekly Entertainment Cost ($)

Number of People

80 < X ≤ 90

2

90 < X ≤ 100

7

100 < X ≤ 110

13

110 < X ≤ 120

8

120 < X ≤ 130

5

The relative frequency for the class 90 < X ≤ 100 is: (round to two decimal places)

a.

0.20
b.

0.68
c.

0.26
d.

0.70
math   Statistics-And-Probability   
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