Mathematics, 13.07.2021 19:30 samanthaepperson
"A simple random sample of 49 8th graders at a large suburban middle school indicated that 84% of them are involved with some type of after school activity. Find the margin of error associated with a 98% confidence interval that estimates the proportion of them that are involved in an after school activity."'
Answers: 1
Mathematics, 21.06.2019 21:00
Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.
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Mathematics, 21.06.2019 21:30
How does reflecting or rotating a figure change the interior angles of the figure?
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Mathematics, 21.06.2019 22:30
Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.
Answers: 1
"A simple random sample of 49 8th graders at a large suburban middle school indicated that 84% of th...
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