Using the scatter plot shown above, which one is the more appropriate statistical test, the Pearson r or spearman rho? Justify your answer. b) Provide interpretations to

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a) Using the scatter plot shown above, which one is the more appropriate statistical test, the Pearson r or spearman rho? Justify your answer. b) Provide interpretations to both Pearson r and spearman rho results.

 

NOTE : This is Psychological Subject 

PROBLEM 1:
A newspaper article reported that "there is a strong correlation between continuity and success
when it comes to NBA coaches." Using these concepts, a sports psychologist was interested in validating
this claim by measuring and correlating continuity in the form of years of coaching and success gathered
from the percent (%) of Games Won in the 2000 NBA. The results of the correlation analysis are found
below.
Results
Correlation Matrix
Correlation Matrix
Years of Coaching
% of Games Won
Pearson's r
p-value
Spearman's rho
p-value
% of Games Won
Pearson's r
p-value
Spearman's rho
p-value
Note. * p < .05, ** p < .01, *** p < .001
Years of Coaching
Years of Coaching
0.979 ***
<.001
0.954 ***
<.001
% of Games Won
||||
a.
Using the scatter plot shown above, which one is
the more appropriate statistical test, the pearson r or
spearman rho? Justify your answer.
b.
Provide interpretations to both pearson r and
spearman rho results.
Transcribed Image Text:PROBLEM 1: A newspaper article reported that "there is a strong correlation between continuity and success when it comes to NBA coaches." Using these concepts, a sports psychologist was interested in validating this claim by measuring and correlating continuity in the form of years of coaching and success gathered from the percent (%) of Games Won in the 2000 NBA. The results of the correlation analysis are found below. Results Correlation Matrix Correlation Matrix Years of Coaching % of Games Won Pearson's r p-value Spearman's rho p-value % of Games Won Pearson's r p-value Spearman's rho p-value Note. * p < .05, ** p < .01, *** p < .001 Years of Coaching Years of Coaching 0.979 *** <.001 0.954 *** <.001 % of Games Won |||| a. Using the scatter plot shown above, which one is the more appropriate statistical test, the pearson r or spearman rho? Justify your answer. b. Provide interpretations to both pearson r and spearman rho results.
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