Mathematics, 24.03.2020 21:33, blue5488
A random sample of 42 textbooks has a mean price of $114.50 and a standard deviation of $12.30.
Find a 98% confidence interval for the mean price of all textbooks.
Answers: 2
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A random sample of 42 textbooks has a mean price of $114.50 and a standard deviation of $12.30.
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