DEVRY BSOP 209 Week 2 Homework Assignment

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DEVRY BSOP 209 Week 2 Homework Assignment

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• 4.24
• Howard Weiss, owner of a musical instrument
  distributorship, thinks that demand for bass
  drums may be related to the number of television
  appearances by the popular group Stone Temple
  Pilots during the previous month. Weiss has
  collected the data shown in the following table
• Stone Temple Pilots TV Appearances
• Demand for Bass Drums
• c) What about a student who scores 800?

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• Stone Temple Pilots TV Appearances
• Demand for Bass Drums
• 3
• 3
• 4
• 6
• 7
• 7
• 6
• 5
• 8
• 10
• 5
• 7
• a)    Graph these data to see whether a linear
  equation might describe the relationship between
  the groups television shows and bass drum sales.
• b)   Use the least-squares regression method to
  derive a forecasting equation.
• c)    What is your estimate for bass drum sales
  if the Stone Temple Pilots performed on TV nine
  times last month?
• d)   What are the correlation coefficient (r) and
  the coefficient of determination (r2) for this
  model, and what do they mean?
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