Question
A psychologist would like to evaluate the relationship between husband's happiness scores (X) and wives' happiness scores (Y) in a marriage. Compute the Pearson correlation
A psychologist would like to evaluate the relationship between husband's happiness scores (X) and wives' happiness scores (Y) in a marriage. Compute the Pearson correlation for the data below. If needed, round your results to 3 decimals.
Couple | X | Y |
A | 3 | 8 |
B | 8 | 2 |
C | 5 | 6 |
D | 6 | 2 |
E | 6 | 5 |
F | 8 | 7 |
1. Conduct afullhypothesis testing
a. Compute and enterSP(10pts).For full credit, makesure (1) show your computations whenever necessary, (2) write youranswers for each of the following:
- n
- X
- Y
- XY
- SP
b. Compute and enter the Pearson correlation coefficient (6pts).Make sure to show (1) your computations and (2) your answers for:
- SSX
- SSY
- r
c. Describe (1) the direction and (2) the strength of the correlation (2pts)
d. Are the results significant for a two-tailed testwith=.05?For full credit, specify (1) the critical boundary and (2) state your decision(2pts)
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