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1)The operations manager of a musical instrument distributor feels that demand for a particular type of guitar may be related to the number of YouTube views for a music video by the popular rock group Marble Pumpkins during the preceding month. The manager has collected the data shown in the following table: YouTube Views Guitar (1,000s) 30 40 70 60 80 50 Sales 12 15 a) Graph these data to see whether a linear equation might describe the b) Using the equations presented in this chapter, compute the SST, SSE, and c) Using the regression equation, predict guitar sales if there were 40,000 views relationship between the views on YouTube and guitar sales. SSR. Find the least-squares regression line for these data. last month
math   Statistics-And-Probability   
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Answer #1

(a) The scatterplot is given below:
Scatterplot 丈 12 C3 30 40 50 60 70 80 YouTube views
From the scatterplot, we can say that a linear equation will describe the relationship between YouTube views and guitar sales.
a. N cw, -a pedietid value l where、 j러 구·S SSR

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