Guitars R. US has three stores located in three different areas. Random samples of the sales of the three stores (in $1000) are shown below.
a.Compute the overall sample mean.
b.At 95% confidence, test to see if there is a significant difference in the average sales of the three stores. Set up the complete ANOVA table. Please note that the sample sizes are not equal.
Definitions:
Apollo
In ancient Greek and Roman mythology, a god associated with light, music, and healing, also known as the sun god and the patron of the arts.
Roman God
A deity from the pantheon of gods and goddesses worshipped in ancient Rome.
Tables of Ranks
An official hierarchy established in Russia by Peter the Great in 1722, categorizing military, governmental, and court officials into 14 ranks, aiming to create a merit-based society.
Monarch
A sovereign head of state, especially a king, queen, or emperor, who typically inherits the position by birth and rules for life or until abdication.
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