Ed Rogers owns an appliance store. Sales data on a particular model of a DVD player for the past six months are: 
Forecast sales for July using an exponential smoothing model with a smoothing constant of 0.40. Assume that the forecast for May was 36.25.
Definitions:
Insert Pie
The action of adding a pie chart into a document or presentation to display data graphically in a circular format.
Doughnut Chart
A type of pie chart that has a circular cut out in the center, turning the pie into a doughnut shape, used to display data in a series of concentric circles.
Bold Formatting
A text attribute that makes characters appear darker and thicker to emphasize importance or for headings.
Category Names
Labels used to group similar items, data points, or concepts within a dataset or classification system.
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