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

(1equals=not

attractive;

10equals=extremely

attractive). Construct a confidence interval using a

9999%

confidence level. What do the results tell about the mean attractiveness ratings of the population of all adult females?

55,

99,

22,

88,

66,

66,

88,

77,

99,

99,

66,

88

What is the confidence interval for the population mean

mu?

nothing less than

(Round to one decimal place as needed.)

What does the confidence interval tell about the population of all adult females?