Andy took what he liked to call "the sheriff without a gun" approach to forecasting. Every period he tried a number of different forecasting approaches and simply averaged the predictions for all of the techniques
This overall average was the official forecast for the period. The more formal name for this technique is:
A) grand averaging.
B) focus forecasting.
C) simple average.
D) combination forecasting.
D
Business
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A t-test of sample variance may be performed if it is not known whether the two populations have equal variance
Indicate whether the statement is true or false
Business
A restaurant manager tracks complaints from the diner satisfaction cards that are turned in at each table. The data collected from the past week's diners have been plotted and appear in the following graph
The number of complaints for each category is with each bar. How was the value for the point represented by the triangle calculated? A) B) C) D)
Business