Suppose You Will Perform a Test to Determine Whether There $\alpha$

question 2

Multiple Choice

Suppose you will perform a test to determine whether there is sufficient evidence to support a claim of a linear
correlation between two variables. Find the critical values of r given the number of pairs of data n and the significance
level $\alpha$
-Ten pairs of data yield $r = 0.003$ and the regression equation $\hat { y } = 2 + 3 x .$ Also, $\bar { y } = 5.0$ . What is the best predicted value of $y$ for $x = 2$ ?

• A) \(8.0\)
• B) \(17.0\)
• C) \(5.0\)
• D) \(7.0\)