3. A psychologist is studying the effects of lack of sleep on the performance of various perceptual-motor tasks. After a given period of sleep deprivation, a measurement of reaction time to an auditory stimulus was taken for each of 36 adult male subjects. The reaction times (in seconds) are summarized as follows: x = 1.82, s Previous psychological studies show that the true mean reaction time for non-sleep- deprived male subjects is 1.70 seconds. a. Does the sample evidence indicate that the mean reaction time for sleep- deprived male subjects is longer than that of non-sleep-deprived male subjects? a = 0.05 (ii) The test statistic for the above problem is Oto 3.27 = = 0.22 Zo = 0.545 D U 40)
3. A psychologist is studying the effects of lack of sleep on the performance of various perceptual-motor tasks. After a given period of sleep deprivation, a measurement of reaction time to an auditory stimulus was taken for each of 36 adult male subjects. The reaction times (in seconds) are summarized as follows: x = 1.82, s Previous psychological studies show that the true mean reaction time for non-sleep- deprived male subjects is 1.70 seconds. a. Does the sample evidence indicate that the mean reaction time for sleep- deprived male subjects is longer than that of non-sleep-deprived male subjects? a = 0.05 (ii) The test statistic for the above problem is Oto 3.27 = = 0.22 Zo = 0.545 D U 40)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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Question
Transcribed Image Text:a. Does the sample evidence indicate that the mean reaction time for
deprived male subjects is longer than that of non-sleep-deprived male s
Q I 0.05
(ii) The test statistic for the above problem is
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0.545
20 = 3.27
= -3.27
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a = 0.05
(ii) The test statistic for the above problem is
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