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State the null hypothesis, Ho, and the alternative hypothesis, Ha, that would be used to test the following statements.
(a) The linear correlation coefficient is positive.
Ho: ñ ---Select--- not equal to equal to greater than less than 0
Ha: ñ ---Select--- not equal to equal to greater than less than 0

(b) There is no linear correlation.
Ho: ñ ---Select--- not equal to equal to greater than less than 0
Ha: ñ ---Select--- not equal to equal to greater than less than 0

(c) There is evidence of negative correlation.
Ho: ñ ---Select--- not equal to equal to greater than less than 0
Ha: ñ ---Select--- not equal to equal to greater than less than 0

(d) There is a positive linear relationship.
Ho: ñ ---Select--- not equal to equal to greater than less than 0
Ha: ñ ---Select--- not equal to equal to greater than less than 0

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