Obtaining Exact Significance Levels With SAS

Step 2. Set the significance level ( ( = .05 Determine tcrit. Step 3. Select and compute the appropriate statistical test. Miles Commuted. X X – (X –)2 10 5 22 4 15 5 7 9 3 20 Step 4. Make a decision. Determine whether the value of the test statistic is in the critical region. Draw a picture. ................
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