Answer: c. 91
Step-by-step explanation:
Given : A linear regression equation was computed to predict the final exam score from score on the midterm exam.
The equation of the least squares regression line was

, where y= the final exam score
x= the midterm exam score.
if Joe score a 90 on the midterm exam, the put x= 90 in the above eqaution , we get


Hence, the predicted value of his score on the final exam would be 91.
Therefore , the correct answer is c. 91 .
Answer:
Step-by-step explanation:
16
Answer:9.7491236e+30
Step-by-step explanation:
A is the center of the dilation because it is being delarged(is that even a word) by a factor of 2 downwards, and the only place possible to be the center of this "delargation" is A