If, in a sample of n 20 selected from a normal population, X = 56 and S = 8, what is your statistical decision if the level of significance, a is 0.05, the null hypothesis, Ho, is u= 50, and the alternative hypothesis, H,, is u#50? Click here to view page 1 of the table of the critical values of t. Click here to view page 2 of the table of the critical values of t. Determine the critical value(s). The critical value(s) is(are) (Round to four decimal places as needed. Use a comma to separate answers as needed.)

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