rubyr9975
14.05.2021 •
Mathematics
A sample of 60 faculty members at a large university found that their average taxes were $500 a month, with a standard deviation of $35. What is the 90% confidence interval of the average taxes of all faculty members at the university?
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Ответ:
The square it is supposed to be it squared 7 times 7 equals 49. The 10 is 10 times 10 which would equal 100. And the last one is just add 90 to 10.
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