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Based on a sample of size 49, a 95% confidence interval for the mean score of...

Based on a sample of size 49, a 95% confidence interval for the mean score of all
students, μ, on an aptitude test is from 59.2 to 64.8.

Find the margin of error.

Group of answer choices

A) 2.8

B) 0.05

C) 0.78

D) There is not enough information to find the margin of error.

E) 5.6

Math   Statistics-And-Probability   
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