12 The following data represent the number of days absent x and the final grade...

70.2K

Verified Solution

Question

Statistics

image

12 The following data represent the number of days absent x and the final grade y for a sample of college students in a general education course at a large university y 0 89 2 1 86 4 2 83 5 3 81 1 4 78 2 5 73 9 6 64 3 7 71 8 8 65 5 9 66 2 a Find the least squares regression line treating number of absences as the explanatory variable and final grade as the response variable b Interpret the slope and y intercept c Predict the final grade for a student who misses five class periods and compute the residual Is the final grade above or below average for the number of absences Draw the least squares regression line on the scatter diagram of the data d e Would it be reasonable to use the least squares regressions line to predict the final grade for a student who has missed 15 class periods Why or Why not

Answer & Explanation Solved by verified expert
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students