![subject](/tpl/images/cats/mat.png)
Mathematics, 13.12.2019 01:31 leopolddc4006
Let x be the size of a house (sq ft) and y be the amount of natural gas used (therms) during a specified period. suppose that for a particular community, x and y are related according to the simple linear regression model with the following values.β = slope of population regression line = 0.014α = y-intercept of population regression line = -5(a) what is the equation of the population regression line? (b) what is the mean value of gas usage for houses with 2200 sq ft of space? (c) what is the average change in usage associated with a 1 square foot increase in size? (d) what is the average change in usage associated with a 100 square feet increase in size?
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00
If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density
Answers: 1
You know the right answer?
Let x be the size of a house (sq ft) and y be the amount of natural gas used (therms) during a speci...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.07.2019 19:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 04.07.2019 19:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 04.07.2019 19:30
![question](/tpl/images/cats/geografiya.png)
Geography, 04.07.2019 19:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/health.png)
Health, 04.07.2019 19:30
![question](/tpl/images/cats/health.png)
Health, 04.07.2019 19:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.07.2019 19:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.07.2019 19:30