Exhibit 11.4
The following questions use the data below.
Joe's Sporting Goods wants to forecast quarterly sales figures using the additive seasonal method. The store has collected 12 quarters of data and needs your help to analyze the data. 
-Refer to Exhibit 11.4. What formula should be entered in cell E7 to compute the remaining expected levels?
Definitions:
Association
A statistical relationship between two or more variables, which does not necessarily imply a cause-and-effect relationship.
Audition
A trial performance by an actor, singer, musician, or dancer to demonstrate suitability for a role, part, or position.
Prospective Cohort
A research study that follows a group of individuals over time to determine how their exposures affect their outcomes.
Retrospective Cohort
A study that looks back at a group of individuals who share a common characteristic or experience over a certain period to assess the effect of certain variables on outcomes.
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