Question

In: Statistics and Probability

The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean...

The blood platelet counts of a group of women have a​ bell-shaped distribution with a mean of

246.8246.8

and a standard deviation of

64.864.8.

​(All units are 1000

​cells/muμ​L.)

Using the empirical​ rule, find each approximate percentage below.

a.

 What is the approximate percentage of women with platelet counts within

11

standard

deviationdeviation

of the​ mean, or between

182.0182.0

and

311.6311.6​?

b.

 What is the approximate percentage of women with platelet counts between

117.2117.2

and

376.4376.4​?

Solutions

Expert Solution

a.

68.27%

b.

95.45%

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