Which of the following methods could be used to determine, Ask an Expert

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Which of the following methods could be used to determine future order quantities?

a. forecasting
b. regression
c. inventory models
d. all of the above\

Six pairs of data (n = 6) yield r = 0.789 and the regression equation y-cap = 4x - 2. Also, the average of the y values = 19.0. What is the best predicted value of y for x = 5?

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