Answer:
C
Step-by-step explanation:
C because x repeats
Assuming you mean (8^2)^-4
This would give is 8^-8 = 1/(8^8)
Which is equal to <span>1 over 8 times 8 times 8 times 8 times 8 times 8 times 8 times 8
The answer is C.</span>
Complete Question
The complete question is shown on the first uploaded image
Answer:
The percentage is 83%
Step-by-step explanation:
Generally R-Sq is known as the coefficient of determination and from the question the value is 83% and this R-Sq defines the total variation in test scores can be explained by the linear relationship between years of study and test scores
So 83 % of the total variation in test scores is unexplained by the linear relationship between years of study and test scores