In a study of speed​ dating, male subjects were asked to rate the attractiveness of their female​ dates, and a sample of the results is listed below (1=not attractive; 10=extremely attractive).   A) Construct a confidence interval using a 95​% confidence level. What do the results tell about the mean attractiveness ratings of the population of all adult​ females?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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In a study of speed​ dating, male subjects were asked to rate the attractiveness of their female​ dates, and a sample of the results is listed below (1=not attractive; 10=extremely attractive).
 
A) Construct a confidence interval using a 95​% confidence level. What do the results tell about the mean attractiveness ratings of the population of all adult​ females?
 
7​,
9​,
3​,
10​,
6​,
4​,
6​,
9​,
9​,
10​,
4​,
8
 
What is the confidence interval for the population mean
μ​?
 ___<μ<___.
​(Round to one decimal place as​ needed.)
 
B) What does the confidence intervcal tell us about the population of all adult females? Select the choices below.
A. We are 95 percent confident that the interval from ___ to ___ actually contains the true mean attractiveness rating of all adult females. (Round to one decimal place as needed).
B. The results tell nothing about the population of all adult females, because participants in speed dating are not a representative sample of all adult females.
C. We are confident that 95% of all adult females have attractiveness ratings between ___ and ___. (Round to one decimal place as needed). 
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