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 mean.
b.State the null and alternative hypotheses to be tested.
c.Show the complete ANOVA table for this test including the test statistic.
d.The null hypothesis is to be tested at 95% confidence.Determine the critical value for this test.What do you conclude?
e.Determine the p-value and use it for the test.
Definitions:
MHC Markers
Proteins found on the surface of cells that help the immune system recognize foreign substances.
Active Immune Response
The body's defense mechanism that is activated by exposure to pathogens, involving the production of antibodies and memory cells.
Low pH
A measurement indicating that a solution is acidic, having a pH value less than 7.
Pathogens
Microorganisms that cause disease in their host, including viruses, bacteria, fungi, and parasites.
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