A researcher assesses self-esteem among college students at the beginning of the semester using a self-report questionnaire (X), as well as three months later at the end of the semester among the same sample of college students using the exact same self-report measure of self-esteem (Y). Using the data below, what is the Pearson's correlation coefficient. (Be sure to round your answer to the second decimal place).    X Y 24.2 20.2 22.6 18.4 26.2 16.2 18.6 14.8 20.4 18.6 18.8 11.8

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26. A researcher assesses self-esteem among college students at the beginning of the semester using a self-report questionnaire (X), as well as three months later at the end of the semester among the same sample of college students using the exact same self-report measure of self-esteem (Y). Using the data below, what is the Pearson's correlation coefficient. (Be sure to round your answer to the second decimal place). 

 

X Y
24.2 20.2
22.6 18.4
26.2 16.2
18.6 14.8
20.4 18.6
18.8 11.8
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