Carolina, Inc. has three stores located in three different areas. Random samples of the sales of the three stores (in $1,000) are shown below. Please note that the sample sizes are not equal. 
a.Compute the overall mean 
.
b.At 95% confidence, test to see if there is a significant difference in the average sales of the three stores. Use both the critical value and p-value approaches. Show your complete work and the ANOVA table.
Definitions:
Overlap
The extent to which different tasks, interests, or responsibilities share common elements, areas, or aspects.
Boundary Spanner
An individual who operates at the edges or interface of two or more domains, groups, or organizations, facilitating interaction and understanding.
Information Broker
An individual or entity that collects, compiles, and distributes information from various sources.
Functional Units
Organizational segments specialized in different tasks within a company, each contributing to the overall functionality.
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