Suppose a sample of 80 with a sample proportion of 0.58 is taken from a population. Which of the following is the approximate 68% confidence interval for the population parameter?

A.

(0.414, 0.746)

B.

(0.470, 0.690)

C.

(0.525, 0.635)

D.

(0.359, 0.801)

Question

4 January, 22:30

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Answers (1)

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Keshawn Rush · Answer 1

C.

(0.525, 0.635)

Step-by-step explanation:

0.58 + / - 0.994sqrt (0.58*0.42/80)

0.58 + / - 0.05485042953

[0.5251495705, 0.6348504295]

Suppose a sample of 80 with a sample proportion of 0.58 is taken from a population. Which of the following is the approximate 68% confidence interval for the population parameter?A.(0.414, 0.746)B.(0.470, 0.690)C.(0.525, 0.635)D.(0.359, 0.801)