Question
Listed below are the amounts of net worth(in millions ofdollars) of the ten wealthiest celebrities in a country. Construct a 95% confidence interval. What does
Listed below are the amounts of net worth(in millions ofdollars) of the ten wealthiest celebrities in a country. Construct a 95% confidence interval. What does the result tell us about the population of allcelebrities? Do the data appear to be from a normally distributed population asrequired?
266
201
178
164
160
155
149
149
149
144
What is the confidence interval estimate of the population mean ?
$
nothing
million<<$
nothing
million
(Round to one decimal place asneeded.)
What does the result tell us about the population of allcelebrities? Select the correct choice belowand, ifnecessary, fill in the answerbox(es) to complete your choice.
A.
We are confident that 95% of all celebrities have a net worth between $
nothing
million and $
nothing
million.
(Round to one decimal place asneeded.)
B.
We are 95% confident that the interval from $
nothing
million to $
nothing
million actually contains the true mean net worth of all celebrities.
(Round to one decimal place asneeded.)
C.
Because the ten wealthiest celebrities are not a representativesample, thisdoesn't provide any information about the population of all celebrities.
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