Mathematics, 11.10.2020 14:01 zhellyyyyy
A set of data has a sample mean of 65.4 and a standard deviation of 1.2. If the sample size is 45. what is the 99% confidence interval of this data?
OA
64.94 and 65.86
ОВ.
65.05 and 65.75
Ос.
65.10 and 65.70
OD
65.33 and 65.47
Answers: 2
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A set of data has a sample mean of 65.4 and a standard deviation of 1.2. If the sample size is 45. w...
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