BuyFind

Essentials Of Statistics For Busin...

9th Edition
David R. Anderson + 4 others
Publisher: South-Western College Pub
ISBN: 9780357045435
BuyFind

Essentials Of Statistics For Busin...

9th Edition
David R. Anderson + 4 others
Publisher: South-Western College Pub
ISBN: 9780357045435

Solutions

Chapter 7.9, Problem 49E

a.

To determine

Show the sampling distribution of p¯.

b.

To determine

Find the probability that the sample proportion in Part (a) will be within ±.002 of the population proportion.

c.

To determine

Show the sampling distribution of p¯ for the sample of size 86,800.

d.

To determine

Find the probability that the sample proportion in Part (c) will be within ±.002 of the population proportion.

e.

To determine

Explain whether the probabilities are different in Parts (b) and (d).

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