Mathematics, 24.06.2020 21:01 hugoreyes16jr
A toy manufacturer wants to know how many new toys children buy each year. Assume a previous study found the standard deviation to be 1.8. She thinks the mean is 5.8 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 80% level of confidence
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Mathematics, 21.06.2019 23:30
Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}
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Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?
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Mathematics, 22.06.2019 02:30
The volume of a spherical hot air balloon v(r) = 4 3 ? r3 changes as its radius changes. the radius is a function of time given by r(t) = 3t. find the instantaneous rate of change of the volume with respect to t at t = 2.
Answers: 3
A toy manufacturer wants to know how many new toys children buy each year. Assume a previous study f...
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