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Margin of error for this interval?
I know the answer, but was hoping someone could explain to me the formula of how they got it?
A medical researcher measured the pulse rates (beats per minute) of a sample of randomly selected adults and found the following student's T-based confidence interval: with 95.00% confidence, 65.682904 < u(Pulse) < 70.623608
What's the margin of error for this interval?
The answer is 2.5, but I would like to know how you come up with that?
1 Answer
- Anonymous1 decade agoFavorite Answer
70-65=5 Then divide by 2