Discussion:
Over the past 5 weeks, demand for wine at Winston's Winery has been 950,2,200, 3,100, 1,800, and 1,150 bottles. Winston has placed weekly orders for glass bottles of 1,050, 2,400, 3,900, 950, 800 and 80 units (Recall that the sample variance of a data set can be found by using the VAR.S function in Excel or by plugging each value x of the data set into the formula: The variance of demand for winston winner.