Statistics Solutions

(Solution Library) The number of passes completed and the total number of passing yards was recorded for Brett Favre for each of the 16 regular season games in

Question: The number of passes completed and the total number of passing yards was recorded for Brett Favre for each of the 16 regular season games in the fall of 2006.

Week Completions Total Yards
1 15 170
2 31 340
3 25 340
4 22 205
5 22 220
6 19 206
7 17 180
8 28 287
9 24 347
10 5 73
11 22 266
12 24 214
13 22 293
14 20 174
15 26 285
16 21 285

  1. Draw a scatterplot to describe the relationship between number of completions and total passing yards for Brett Favre.
  2. Describe the plot in part a. Do you see any outliers? Do the rest of the points seem to form a pattern?
  3. Calculate the correlation coefficient, r, between the number of completions and total passing yards.
  4. What is the regression line for predicting total number of passing yards y based on the total number of completions x?
  5. If Brett Favre had 20 pass completions in his next game, what would you predict his total number of passing yards to be?

Price: $2.99
Solution: The downloadable solution consists of 4 pages
Deliverable: Word Document


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