Find a cubic model for the set of values. Then use the regression coefficient of the model to determine whether the model is a good fit. (-3, -23), (- 1,17), (1,5), (3, - 47)

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

you would need to know all the numbers that are on there

step-by-step explanation:

the answer should be a. snail