Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. Construct a 90% confidence interval. What does the result tell us about the population of all celebrities? Do the data appear to be from a normally distributed population as required? 198 194 167 166 160 151 255 What is the confidence interval estimate of the population mean µ? $ million<μ<$ million (Round to one decimal place as needed.) C 151 151 151 D

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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What does the result tell us about the population of all celebrities? Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice.
O A. We are 90% confident that the interval from $ million to $ million actually contains the true mean net worth of all celebrities.
(Round to one decimal place as needed.)
OB. We are confident that 90% of all celebrities have a net worth between $ million and $ million.
(Round to one decimal place as needed.)
OC. Because the ten wealthiest celebrities are not a representative sample, this doesn't provide any information about the population of all celebrities.
Do the data appear to be from a normally distributed population as required?
O A. Yes, because the pattern of the points in the normal quantile plot is reasonably close to a straight line.
O B. Yes, but the points in the normal quantille plot do not lie reasonably close to a straight line or show a systematic pattern that is a straight line pattern.
OC. No, but the points in the normal quantile plot lie reasonably close to a straight line and show some systematic pattern that is a straight line pattern.
OD. No, because the points lie reasonable close to a straight line, but there is a systematic pattern that is not a straight line pattern.
Transcribed Image Text:What does the result tell us about the population of all celebrities? Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice. O A. We are 90% confident that the interval from $ million to $ million actually contains the true mean net worth of all celebrities. (Round to one decimal place as needed.) OB. We are confident that 90% of all celebrities have a net worth between $ million and $ million. (Round to one decimal place as needed.) OC. Because the ten wealthiest celebrities are not a representative sample, this doesn't provide any information about the population of all celebrities. Do the data appear to be from a normally distributed population as required? O A. Yes, because the pattern of the points in the normal quantile plot is reasonably close to a straight line. O B. Yes, but the points in the normal quantille plot do not lie reasonably close to a straight line or show a systematic pattern that is a straight line pattern. OC. No, but the points in the normal quantile plot lie reasonably close to a straight line and show some systematic pattern that is a straight line pattern. OD. No, because the points lie reasonable close to a straight line, but there is a systematic pattern that is not a straight line pattern.
Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. Construct a 90% confidence interval. What does the result
tell us about the population of all celebrities? Do the data appear to be from a normally distributed population as required?
255
198
194
167
166
160
151
What is the confidence interval estimate of the population mean μ?
$ million <µ<$ million
(Round to one decimal place as needed.)
C
151
151
151
Q
Transcribed Image Text:Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities in a country. Construct a 90% confidence interval. What does the result tell us about the population of all celebrities? Do the data appear to be from a normally distributed population as required? 255 198 194 167 166 160 151 What is the confidence interval estimate of the population mean μ? $ million <µ<$ million (Round to one decimal place as needed.) C 151 151 151 Q
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