Mathematics, 07.04.2021 04:40 errr5529
In order to determine an interval for the mean of a population with unknown standard deviation a sample of 61 items is selected. The mean of the sample is determined to be 23. The number of degrees of freedom for reading the t value is
a. 22
b. 23
c. 60
d. 61
Answers: 2
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In order to determine an interval for the mean of a population with unknown standard deviation a sam...
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