3 years ago

A 90% confidence interval for a proportion is found to be (0.62, 0.68). What is the sample proportion?

2 answers:

4 0

Answer:B. 0.65

Step-by-step explanation:

3 0

Answer:

B. 0.65

Step-by-step explanation:

Sample proportion is the point estimate of the population proportion which is at the centre of the interval

(0.62+0.68)/2

1.30/2

0.65

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