Based on a sample of 80 textbooks at the store, you find an average of 58.24 and a standard deviation of 15.6. The point estimate is: (to 3 decimals) The 90 % confidence interval (use z*) is: (to 3 to decimals)
Based on a sample of 80 textbooks at the store, you find an average of 58.24 and a standard deviation of 15.6. The point estimate is: (to 3 decimals) The 90 % confidence interval (use z*) is: (to 3 to decimals)
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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![Based on a sample of 80 textbooks at the store, you find an average of 58.24 and a standard
deviation of 15.6.
The point estimate is:
(to 3 decimals)
The 90 % confidence interval (use z*) is:
to
(to 3
decimals)
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Transcribed Image Text:Based on a sample of 80 textbooks at the store, you find an average of 58.24 and a standard
deviation of 15.6.
The point estimate is:
(to 3 decimals)
The 90 % confidence interval (use z*) is:
to
(to 3
decimals)
FEB
8.
W
esc
20
F1
F2
F3
F4
F5
F6
F7
#
24
3.
4
W
R
T
Y
tab
S
G
H.
caps lock
C
B
![B A
Question 8
>
Suppose that BC financial aid alots a textbook stipend by claiming that the average textbook at BC
bookstore costs $ 58.84. You want to test this claim.
The null and alternative hypothesis in symbols would be:
Ο Η: μ > 58.84
H1: µ < 58.84
O Ho:p = 58.84
H1:p + 58.84
O Ho:p > 58.84
H1:p < 58.84
Ο Η: μ < 58.84
H1:µ > 58.84
O Ho:p < 58.84
H1:p > 58.84
Ο Η: μ 58.84
H1:µ # 58.84
FEB
8.
W
20
esc
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F4
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Transcribed Image Text:B A
Question 8
>
Suppose that BC financial aid alots a textbook stipend by claiming that the average textbook at BC
bookstore costs $ 58.84. You want to test this claim.
The null and alternative hypothesis in symbols would be:
Ο Η: μ > 58.84
H1: µ < 58.84
O Ho:p = 58.84
H1:p + 58.84
O Ho:p > 58.84
H1:p < 58.84
Ο Η: μ < 58.84
H1:µ > 58.84
O Ho:p < 58.84
H1:p > 58.84
Ο Η: μ 58.84
H1:µ # 58.84
FEB
8.
W
20
esc
F1
F2
F3
F4
F5
F6
F7
F8
%23
%
&
1
3
4
W
R
T
tab
S
caps lock
C
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LL
A.
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