Mathematics, 09.04.2021 02:00 jaymoney0531

An economist wants to estimate the mean per capita income (in thousands of dollars) for a major city in Texas. Suppose that the mean income is found to be $23.4 for a random sample of 211 people. Assume the population standard deviation is known to be $5.7. Construct the 80% confidence interval for the mean per capita income in thousands of dollars. Round your answers to one decimal place.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:00, yehnerthannah

Through non-collinear points there is exactly one plane.

Answers: 1

continue

Mathematics, 21.06.2019 19:10, LindaCat78

What is the anwers for 9+2x=5x-3-x

Answers: 2

continue

Mathematics, 21.06.2019 23:00, cakecake15

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?

Answers: 1

continue

Mathematics, 22.06.2019 00:00, olgapagan1010

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?

Answers: 1

continue

You know the right answer?

An economist wants to estimate the mean per capita income (in thousands of dollars) for a major city...