4.Fitting a straight line to a set of data yields the following prediction line: y = 2 + 5x

a)Interpret the meaning of 2

b)Interpret the meaning of 5

c)Predict the value of y for x=3

d)Predict the value of y for x=0

e)If the values of x range from 2 to 25, should you use this model to predict the mean value of y when x equals

1)3

2)-3

3)0

4)24