The basketball coach at a local college believes that his team scores more points at home games when more people show up. Below is a list of all home games last year with scores and corresponding attendance. Use Excel, SPSS, or work by hand to show your work finding r. Show your work on the attached pages. Score Attendance Score Attendance 54 380 67 410 57 350 78 215 59 320 67 113 80 478 56 250 82 451 85 450 75 250 101 489 73 489 99 472 53 451 a. What is the correlation between Score and Attendance rounded to 2 decimals? b. In terms of strength and direction, how would you describe this correlation? c. What is the obtained t-score for this correlation? d. What is the critical t-score for a two-tailed test with a ? e. Is this correlation significant based on the t-scores? f. Based on Table 10.4, approximately how many cases would you expect to need to observe a relationship of this magnitude with ? g. What is the coefficient of determination for this relationship? h. Interpret for these two variables presuming a causal relationship was expected.
The basketball coach at a local college believes that his team scores more points at home games when more people show up. Below is a list of all home games last year with scores and corresponding attendance. Use Excel, SPSS, or work by hand to show your work finding r. Show your work on the attached pages.
|
Score |
Attendance |
|
Score |
Attendance |
|
54 |
380 |
|
67 |
410 |
|
57 |
350 |
|
78 |
215 |
|
59 |
320 |
|
67 |
113 |
|
80 |
478 |
|
56 |
250 |
|
82 |
451 |
|
85 |
450 |
|
75 |
250 |
|
101 |
489 |
|
73 |
489 |
|
99 |
472 |
|
53 |
451 |
|
|
|
a. What is the
b. In terms of strength and direction, how would you describe this correlation?
c. What is the obtained t-score for this correlation?
d. What is the critical t-score for a two-tailed test with a ?
e. Is this correlation significant based on the t-scores?
f. Based on Table 10.4, approximately how many cases would you expect to need to observe a relationship of this magnitude with ?
g. What is the coefficient of determination for this relationship?
h. Interpret for these two variables presuming a causal relationship was expected.
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 2 images
