Use the given confidence interval to find the margin of error and the sample mean.(4.55,9.01)The sample mean is(Type an integer or a decimal.)The margin of error is. (Type an integer or a decimal.)

The confidence interval is. (4.55,9.01)

Answered: Use the given confidence interval to…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Use the confidence interval to find the estimated margin of error. Then find the sample mean. A store manager reports a confidence interval of (46.7,78.3) when estimating the mean price (in dollars) for the population of textbooks. The estimated margin of error is (Type an integer or a decimal.) The sample mean is (Type an integer or a decimal.)
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Fill in the blank. The procedure for constructing a confidence interval about a mean is ______ , which means minor departures from normality do not affect the accuracy of the interval.
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Use the confidence interval to find the estimated margin of error. Then find the sample mean. ← A store manager reports a confidence interval of (46.4,81.4) when estimating the mean price (in dollars) for the population of textbooks. The estimated margin of error is (Type an integer or a decimal.) The sample mean is (Type an integer or a decimal.) a
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Use the given confidence interval to find the margin of error and the sample mean. (4.55,9.01) The sample mean is. (Type an integer or a decimal.) The margin of error is. (Type an integer or a decimal.)