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Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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Construct a 95% confidence interval for
the mean difference in depressive
symptoms between drug and placebo.
The mean difference in the sample (n =
100) is -12.7 with a standard deviation of
8.9.

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