Question: Using alpha = .05, complete a 2-tailed hypothesis test regarding the correlation between years of education and frequency of past week drug use. In addition,

Using alpha = .05, complete a 2-tailed hypothesis test regarding the correlation between years of education and frequency of past week drug use. In addition, calculate and discuss the coefficient of determination.

X Y

Years of Education Past Week Drug Use

12 5

9 9

17 0

15 0

13 2

10 6

Step 1: State the H0 and the H1.

Step 2: Identify the distribution and compute the df.

Step 3: Identify the critical value of the test statistic and state the decision rule.

Step 4: Compute the obtained value of the test statistic

X X2 Y Y2 XY

12 5

9 9

17 0

15 0

13 2

10 6 _______

= = = = =

Step 5: Make a decision about the null and state the substantive conclusion, including use of the coefficient of determination.

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