9. Philip Rivers The number of passes completed and the total number of passing yards were recorded for the Los Angeles Chargers quarterback, Philip Rivers,

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9. Philip Rivers The number of passes completed and the total number of passing yards were recorded for the Los Angeles Chargers quarterback, Philip Rivers, for each of the 16 regular season games that he played in the fall of 2017.

a. Draw a scatterplot to describe the relationship between number of completions and total passing yards for Philip Rivers.

b. Describe the plot in part

a. Do you see any outliers?

c. Calculate the correlation coefficient, r, between the number of completions and total passing yards.

d. What is the regression line for predicting total number of passing yards y based on the total number of completions x?

e. If Philip Rivers had 20 pass completions in his next game, what would you predict his total number of passing yards to be?

Comple- Week tions Yardage Week Comple- tions Yardage 12345 28 387 10 22 290 11 20 227 12 18 319 13 31 344 14 6 27 434 15 7 9 22 681 20 251 21 235 17 267 16 1522222 17 212 183 268 258 347 20 237 31 331 192 -