A psychologist wishes to verify that a certain drug increases the reaction time to a given stimulus.

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A psychologist wishes to verify that a certain drug increases the reaction time to a given stimulus. The following reaction times (in tenths of a second) were recorded before and after injection of the drug for each of four subjects:

Test at the 5% level of significance to determine whether the drug significantly increases reaction time.

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Introduction To Probability And Statistics

ISBN: 9781133103752

14th Edition

Authors: William Mendenhall, Robert Beaver, Barbara Beaver

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Question Posted: Apr 15, 2016 07:23 AM

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A psychologist wishes to verify that a certain drug increases the reaction time to a given stimulus.

Question:

Reaction Time Subject Before After 7 13 12 18 12 3

Step by Step Answer:

A paireddifference analysis is used To test H 0 1 2 0 versus H a 1 2 0 where 2 is the mean reacti...View the full answer

Introduction To Probability And Statistics

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