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QUESTION 25 A survey claims that the average cost of a hotel room in Abu Dhabi is less than AED 950. A random sample of 80 hotel rooms has an average cost of AED 925 and a sample standard deviation of AED 84. What is the corresponding p-value of the test?

QUESTION 25 A survey claims that the average cost of a hotel room in Abu Dhabi is less than AED 950. A random sample of 80 hotel rooms has an average cost of AED 925 and a sample standard deviation of AED 84. What is the corresponding p-value of the test?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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QUESTION 25 A survey claims that the average cost of a hotel room in Abu Dhabi is less than AED 950. A random sample of 80 hotel rooms has an average cost of AED 925 and a sample standard deviation of AED 84. What is the corresponding p-value of the test?
Transcribed Image Text:QUESTION 25 A survey claims that the average cost of a hotel room in Abu Dhabi is less than AED 950. A random sample of 80 hotel rooms has an average cost of AED 925 and a sample standard deviation of AED 84. What is the corresponding p-value of the test?
QUESTION 16 An environmental researcher wants to know whether the mean amount of sulfur dioxide in the air in UAE cities is more than 1.19 parts per billion (ppb). She tested the hypotheses Ho: ps1.19 versus Ha: >1.19 using a significance level a = 0.01. The p-value of the test is 0.013. If the true value of u is 1.20, the conclusion results in Both Type I and Type II errors. Type I error. Type II error. O Correct decision.
Transcribed Image Text:QUESTION 16 An environmental researcher wants to know whether the mean amount of sulfur dioxide in the air in UAE cities is more than 1.19 parts per billion (ppb). She tested the hypotheses Ho: ps1.19 versus Ha: >1.19 using a significance level a = 0.01. The p-value of the test is 0.013. If the true value of u is 1.20, the conclusion results in Both Type I and Type II errors. Type I error. Type II error. O Correct decision.
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