Exhibit 11.19
The following questions use the data below.
A store wants to predict quarterly sales. The owner has collected 3 years of sales data and wants your help in analyzing the data using the double moving average method. 
-Refer to Exhibit 11.19. What formulas should go in cells E6:G14 of the spreadsheet if the double moving average method is used to forecast sales?
Definitions:
Heart Disease
A broad term for a range of diseases affecting the heart, including coronary artery disease, heart rhythm problems, and heart defects among others.
Lifestyle Choices
Decisions and actions taken by individuals that affect their way of living, health, and well-being.
Legislators
Elected officials who have the authority to create, amend, and enact laws within a governmental system.
Sin
An act viewed as a transgression against divine law or moral principles, often rooted in religious belief.
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