(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
(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
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question

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

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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