Question

b) \\(\hat{y} = x + 10\\)
c) \\(\hat{y} = 2x\\)
d) \\(\hat{y} = x\\)

based on this equation, estimate the score on the second exam for a student whose first exam score was 88.

Explanation:

Identify the selected regression equation

The selected option in the multiple-choice section is option D:

$$\hat{y} = x$$

Substitute the given value into the equation

Using the selected equation \(\hat{y} = x\), substitute the first exam score \(x = 88\):

$$\hat{y} = 88$$

Answer:

Based on this equation, estimate the score on the second exam for a student whose first exam score was 88. <blank>88</blank>