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Thirty randomly selected students took the calculus final. If the sample mean was 94 and the standard deviation was 12.2, construct a 99% confidence interval for the mean score of all students.
Answers: 1
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Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a
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The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean
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Thirty randomly selected students took the calculus final. If the sample mean was 94 and the standar...
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