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Mark Gershon, owner of a musical instrument dis-tributorship, thinks that demand for guitars may be related to the number of television appearances by the popular group Maroon 5 during the previous month. Mark has collected the data shown in the following table- a) Graph these data to see whether a linear equation might describe the relationship between the group's television shows and guitar sales.
b) Use the least- squares regression method to derive a forecasting equation.
c) What is your estimate for guitar sales if Maroon 5 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?
18 carpets were observed colsely and the number of defects in their texture was noted.Draw a control chart for the number of defects no.of.defects: 0 1 2 3 4 5 6 no.of carpets: 0 1
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A technique that uses a series of probability distributions and then transforms them into various risks is called: Answer Probability estimating Monte Carlo simulation
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