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(See Solution) Table 1.9 (attached) on page 39 of your textbook (Introduction to the Practice of Statistics, by Moore et. al . 5 th edition) (table 1.6 if you are

Question: Table 1.9 (attached) on page 39 of your textbook ( Introduction to the Practice of Statistics, by Moore et. al . 5 ^th edition) (table 1.6 if you are using the 4 ^th edition) reports data on 78 seventh-grade students (OBS, GPA, IQ, Gender, Self-concept). Some people think that self-concept is related to school performance.

Use Excel to make a scatterplot of school GPA against self-concept score.

(b) Describe the overall pattern that you see. Does it make sense to use the correlation as a summary?

(c) Using Excel ( correl or data analysis - correlation ), find the correlation coefficient, r, and interpret its value in words (strong or weak, positive or negative association, any other comment?)

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(See Solution) Table 1.9 (attached) on page 39 of your textbook (Introduction to the Practice of Statistics, by Moore et. al . 5 th edition) (table 1.6 if you are

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