Mathematics, 25.11.2020 14:00 anthonybowie99
A toy manufacturer wants to know how many new toys children buy each year. Assume a previous study found the variance to be 3.61. He thinks the mean is 7 toys per year. What is the minimum sample size required to ensure that the estimate has an error of at most 0.12 at the 85% level of confidence?
Answers: 2
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Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000
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What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.
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A toy manufacturer wants to know how many new toys children buy each year. Assume a previous study f...
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