Mathematics, 04.12.2019 02:31 lucahoffmannm
Market researchers often gather information by telephone, but calling only listed numbers may badly skew the responses, if listed and unlisted households are fundamentally different with respect to the question being asked. the following is the slightly modified summary of a survey done by pacific bell to see whether homeownership is related to telephone listing. at the = 0.05 levels of significance, test whether those two "conditions" are independent.
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Mathematics, 21.06.2019 14:40, lilyrockstarmag
What is the approximate circumference of the circle shown below?
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Mathematics, 21.06.2019 19:30, jossfajardo50
Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics
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Mathematics, 21.06.2019 22:30, 24lfoster
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.
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Market researchers often gather information by telephone, but calling only listed numbers may badly...
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