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

260.9260.9

and a standard deviation of

65.465.4.

​(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

33

standard

deviationsdeviations

of the​ mean, or between

64.764.7

and

457.1457.1​?

b.

 What is the approximate percentage of women with platelet counts between

130.1130.1

and

391.7391.7​?

Solutions

Expert Solution

P(z<Z) table :

a.

b.

(please UPVOTE)

orchestra answered 1 year ago
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