Mathematics, 05.05.2020 19:25, damyonfenton13
A regional planner employed by a public university is studying the demographics of nine counties in the eastern region of an Atlantic seaboard state.
She has gathered the following data:
County Median Income Median Age Coastal
A $ 48,725 55.3 1
B 48,383 53.7 1
C 46,862 46.5 1
D 48,777 57.9 0
E 36,339 43.4 0
F 37,618 40.3 0
G 37,495 37.2 0
H 38,301 31.2 1
I 37,705 32.5 1
(a) Is there a linear relationship between the median income and median age? (Round your answer to 3 decimal places.) What is the Correlation?
(b) Which variable is the "dependent" variable?
(c) Use regression analysis to determine the relationship between median income and median age. (Round your answers to 2 decimal places.)
(d) Interpret the value of the slope in a simple regression equation. (Round your answers to 2 decimal places.)
Answers: 3
Mathematics, 21.06.2019 18:10, ltuthill
Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .
Answers: 1
Mathematics, 22.06.2019 02:50, destineyburger2
1. how do you find p(a and b) if a and b are dependent events for two or more actions, such as selecting two candies and drawing p(green, and then pink)?
Answers: 1
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