Mathematics, 25.04.2020 00:47 Adailson8890
A university dean of students wishes to estimate the average number of hours students spend doing homework per week. the standard deviation from a previous study is 6.2 hours. how large a sample must be selected if he wants to be 99% confident of finding whether the true mean differs from the sample mean by 1.5 hours.
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Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29
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How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5
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Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
A university dean of students wishes to estimate the average number of hours students spend doing ho...
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