Mathematics, 20.12.2019 19:31 karmaxnagisa20
The reported average cost per workbook at a large college is $27.50. a professor claims that the actual average cost per workbook is higher than $27.50. a sample of 44 different workbooks has an average cost of $28.90. the population standard deviation is known to be $5.00. can the null hypothesis be rejected at alpha= 0.05?
Answers: 2
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Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9
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How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?
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Mathematics, 22.06.2019 02:30
Which problem would you use the following proportion to solve for? 24/x=40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?
Answers: 3
The reported average cost per workbook at a large college is $27.50. a professor claims that the act...
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