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)

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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
to
20
=
20
3.27
0.545
20 = 3.27
= -3.27
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 to 20 = 20 3.27 0.545 20 = 3.27 = -3.27
7
h
It
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:
10*
3
E
D
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
$
x = 1.82, s 0.22
=
C
IC
20 = 0.545
4
= -
10
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Transcribed Image Text:7 h It 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: 10* 3 E D 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 $ x = 1.82, s 0.22 = C IC 20 = 0.545 4 = - 10 R F Co % 5 V T G n 40 6 B Y com 4 & H 7 (99+ hp U N 4+ . 2017 O 8 1 M 9 K O L P ACCE 1 alt C C 40) 88°F B G 1:47 PM 7/28/2022 BACKSGAN pause ctri 75 ↑ shift
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