Defining the rejection region and statistical decision

Reference no: EM1315718

Data given below are final exam scores of 10 arbitrarily chosen statistics student and number of hours they studied for the exam.

Subject #	1	2	3	4	5	6	7	8	9	10
Hours, x	6	8	5	11	5	7	7	8	9	6
Scores, y	72	87	67	95	73	85	92	97	97	78

Using the r calculated, test significance of correlation coefficient using a = 0.01 and claim k = 0. Draw the test using 7-steps hypothesis test.

1) H₀: k = 0

H_a : k

2) a = 0.01

3) Determine the test statistic t.

4) Determine the critical t₀

5) Define the rejection region.

6) State the statistical decision.

7) Application interpretation.

Reference no: EM1315718

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