Mathematics, 01.07.2021 15:30 endermss6220
Income of College Students'Parents A large university reports that the mean salary of parents of an entering class is $91,600. To see how this compares to his university, a president surveys 28 randomly selected families and finds that their average income is $88,500. If the standard deviation is $10,000, can the president conclude that there is a difference? At Ξ± = 0.10, is he correct?
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Mathematics, 21.06.2019 19:30
In the geometric progression β3, 12, β48β¦ what term is 3,072?
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Mathematics, 21.06.2019 20:30
Acompany produces packets of soap powder labeled βgiant size 32 ounces.β the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?
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Mathematics, 22.06.2019 01:30
Find the vertex for the parabola given by the function Ζ(x) = β3x2 β 6x.
Answers: 2
Mathematics, 22.06.2019 02:30
There are three grizzly bears in the city zoo. yogi weighs 400.5 pounds, winnie weighs 560.35 pounds, and nyla weighs 628.29 pounds. what is the average weight of the three bears? (hint: what do they weigh all together? ) a. 502.97 pounds c. 604.38 pounds b. 529.71 pounds d. 794.57 pounds
Answers: 1
Income of College Students'Parents A large university reports that the mean salary of parents of an...
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