Mathematics, 16.07.2021 06:00 NikkiZoeller
In order to estimate the average time spent per student on the computer terminals at a local university, data were collected for a sample of 81 business students over a one-week period. Assume the population standard deviation is 1.8 hours. If the sample mean is 9 hours, then the 95% confidence interval is
Answers: 2
Mathematics, 21.06.2019 16:30
Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done
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Mathematics, 21.06.2019 17:30
Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.
Answers: 1
In order to estimate the average time spent per student on the computer terminals at a local univers...
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