Math problem

Total Activity Time (Hours:Min:Seconds) Exam 1 Grade (%) Extra Credit Opportunity
24:06:44 70
4:54:34 65
1:32:58 90
1:21:27 80
1:12:58 70
11:53:13 85
98:32:08 90
5:30:49 55
23:42:30 83
1:58:29 60
8:03:26 90
23:53 80
1:07:09 85
13:11:18 90

  1. Create a scatterplot for the data listed above.
  2. Describe the shape and direction of the plot.
  3. Calculate the correlation coefficient.
  4. Calculate the linear regression line.
  5. Based on the linear regression line, what should a student score on the exam if they spent 30 hours in the homework platform?
  6. Based on this relationship, what can you conclude about the relationship between homework and exam grades?
  7. Are there any other factors that might influence the relationship between homework and exam grades? If so list 2.

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