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A confidence interval for a population mean has length 14. a. Determine the margin of error. b. If the sample mean is 70, obtain the
A confidence interval for a population mean has length
14.
a. Determine the margin of error.
b. If the sample mean is
70,
obtain the confidence interval.
c. Construct a graph that illustrates your results.
Question content area bottom
Part 1
a. The margin of error is
(Type an integer or a decimal. Do not round.)
Part 2
b. The confidence interval for is from _______ to _________
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