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50 POINT QUESTION
A 90% confidence interval for a proportion is found to be (0.60, 0.68). What is the margin of error?

Respuesta :

amna04352

Answer:

0.04 or 4%

Step-by-step explanation:

point estimate of proportion:

(0.6+0.68)/2

1.28/2

0.64

Margin of error:

0.68 - 0.64 = 0.04

0.04×100 = 4%

Answer:

Remember to use PEMDAS order of operation when working out this problem.

(0.60+0.68)/2

(0.60+0.68)=1.28

1.28/2=0.64

0.64-0.68=0.04

0.04*100%=4%

Step-by-step explanation:

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