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)

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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.
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20
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F1
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F3
F4
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F8
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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 V B LL A.
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