(a) 13.638 7-0 (b) 13.638 173.75 –166.75 46.56 , 36.09² (c) z 173.75–166.75 (d) 46.56' , 36.09? 4 4

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
ChapterCSR: Contents Of Student Resources
Section: Chapter Questions
Problem 11.6EP
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Question
Which of the following is the correct standardized test statistic for a test of the null hypothesis that the water
diet has no effect on weight loss?
7-0
(a) z =
13.638
V4
7-0
(b) t =
13.638
173.75 –166.75
(c) z =
46.56 36.09?
4
4
173.75-166.75
(d) t
46.56 36.09?
173.75-166.75
(e) t =
46.56 36.09?
V 4
Transcribed Image Text:Which of the following is the correct standardized test statistic for a test of the null hypothesis that the water diet has no effect on weight loss? 7-0 (a) z = 13.638 V4 7-0 (b) t = 13.638 173.75 –166.75 (c) z = 46.56 36.09? 4 4 173.75-166.75 (d) t 46.56 36.09? 173.75-166.75 (e) t = 46.56 36.09? V 4
A "water diet" requires you to drink one cup of water every hour from the time you get up until you go to bed,
but otherwise allows you to eat whatever you like. Four adult volunteers agree to follow the diet. They are
weighed prior to beginning the diet and after six weeks on the diet. The weights (in pounds) are:
Subject
Weight before diet
Weight after diet
D
A
180
B
150
152
125
240
170
130
215
Transcribed Image Text:A "water diet" requires you to drink one cup of water every hour from the time you get up until you go to bed, but otherwise allows you to eat whatever you like. Four adult volunteers agree to follow the diet. They are weighed prior to beginning the diet and after six weeks on the diet. The weights (in pounds) are: Subject Weight before diet Weight after diet D A 180 B 150 152 125 240 170 130 215
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