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Category > Math Posted 14 Aug 2017 My Price 10.00

20. (a) (b) A STAT 200 instructor believes that the average quiz score is a good predictor of final exam score.

20. (a) (b) A STAT 200 instructor believes that the average quiz score is a good predictor of final exam score. A random sample of 10 students produced the following data where x is the average quiz score andy is the final exam score. x 80 50 60 100 70 85 4O 65 75 80 y 72 75 65 90 60 85 50 60 75 90 Find an equation of the least squares regression line. Show all work; writing the correct equation, without supporting work, will receive no credit. Based on the equation from part (a), what is the predicted final exam score if the average quiz score is 90? Show all work and justify your answer. 
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This question was created from STAT_200_Common_Final_Fall_2016_OL3 (2) 

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SophiaPretty
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Status NEW Posted 14 Aug 2017 07:08 AM My Price 10.00

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