Mathematics, 19.07.2021 19:00 20171303
In , Americans spent a record-high billion on Halloween-related purchases (the balance website). Sample data showing the amount, in dollars, adults spent on a Halloween costume are as follows. 12 67 25 62 33 38 34 47 53 16 11 97 46 32 62 27 a. What is the estimate of the population mean amount adults spend on a Halloween costume (to decimals)
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Mathematics, 21.06.2019 19:30
You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?
Answers: 3
Mathematics, 21.06.2019 22:30
What is the approximate value of x in the equation below.–3.396–0.7080.3040.955
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Mathematics, 21.06.2019 23:00
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
In , Americans spent a record-high billion on Halloween-related purchases (the balance website). Sam...
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