subject
Mathematics, 07.05.2020 06:02 claytonashley30

You want to estimate the average price of a home in your city. You know that the standard deviation in prices is $80,000. You take a simple random sample of 40 homes and compute a sample mean of $288,000. 1. Find a 95% confidence interval for the population mean. 2. How many homes would you need to sample to get a margin of error of less than $8000.

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 17:00, michibabiee
Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.
Answers: 1
image
Mathematics, 21.06.2019 18:30, Binger4115
If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions
Answers: 3
image
Mathematics, 21.06.2019 19:50, jlankford148
A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex
Answers: 2
image
Mathematics, 21.06.2019 23:30, puppylover72
Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile
Answers: 1
You know the right answer?
You want to estimate the average price of a home in your city. You know that the standard deviation...

Questions in other subjects:

Konu
Chemistry, 27.07.2019 03:00
Konu
Mathematics, 27.07.2019 03:00