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Assume that a researcher is interested in the relationship between hours of sleep and anxiety. Eight...

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Basic Math

Assume that a researcher is interested in the relationshipbetween hours of sleep and anxiety. Eight individuals are randomlyselected and the amount of hours slept and anxiety scores aremeasured. The scores are reported in the following table. Calculatethe correlation coefficient. Use α = .05 to conduct a hypothesistest on correlation.

Hours of sleep

Anxiety score

5.5

55

6

47

8

45

7.25

50

8.5

35

7

39

8.75

39

9

36

*SHOW WORK FOR THIS PROBLEM

1) H1: ρ  , H0:ρ  

2) r critical value =  *DO NOT ROUND

3) r =  *ROUND TO FOUR DECIMALS

4)  (RTN or FTR)

5) What is the effect size for thisrelationship?  *ROUND TO FOUR DECIMAL

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