Mathematics, 15.04.2020 19:17 sansyboy7891
An economist wants to estimate the mean per capita income (in thousands of dollars) for a major city in California.
Suppose that the mean income is found to be $21.6 for a random sample of 3839 people.
Assume the population standard deviation is known to be $12.5.
Construct the 80% confidence interval for the mean per capita income in thousands of dollars. Round your answers to one decimal place.
Answers: 3
Mathematics, 21.06.2019 19:00, abraham1366
Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42
Answers: 1
Mathematics, 21.06.2019 21:00, maddyleighanne
Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?
Answers: 1
Mathematics, 22.06.2019 03:00, veronicatrejoaguiler
Apply the distributive property to simplify the expression. −4(5x + 2)
Answers: 2
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