![subject](/tpl/images/cats/mat.png)
Mathematics, 11.12.2019 05:31 MadisonUpky9652
The realtor and her clients do not know the average home sale price for all of guelph (500 was actually just a guess). however, they calculate that average sale price for their 15 listings is 400.
(a) given that the standard deviation of sale prices is known to be 80, calculate a 99 percent confidence interval for the average sale price in guelph.
(b) given that the standard deviation of sale prices is unknown but estimated to be 80, calculate a 99 percent confidence interval for the average sale price in guelph.
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:20
Which system of linear inequalities is represented by the graph? x-3y > 6 and y? 2x + 4 x + 3y > 6 and y? 2x - 4 x - 3y > 6 and y? 2 - 4 x + 3y > 6 and y > 2x + 4 no be 2 -1.1 1 2 3 4 5 submit save and exit next mark this and retum be
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:40
What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
What is the area of a triangle with a base of 7x and height of 8x expressed as a monomial? question 5 options: 1x 15x2 28x2 56x2
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
The realtor and her clients do not know the average home sale price for all of guelph (500 was actua...
Questions
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mir.png)
World Languages, 06.10.2019 14:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 06.10.2019 14:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 14:30
![question](/tpl/images/cats/mkx.png)
Arts, 06.10.2019 14:30
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 06.10.2019 14:30
![question](/tpl/images/cats/mir.png)
World Languages, 06.10.2019 14:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 14:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 14:30
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 14:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 14:30