Stores
a Vice President Would Like to Know Whether There

question 148

Essay

Stores
A vice president would like to know whether there is a difference between the average number of customers per day between four different stores.The following data was collected over the same 5-day period for each store.
$$\begin{array} { | c | c | c | c | c | } \hline & \text { Stare 1 } & \text { Stare 2 } & \text { Stare 3 } & \text { Stare 4 } \\\hline \text { Day 1 } & 36 & 12 & 25 & 30 \\\hline \text { Day 2 } & 42 & 22 & 51 & 36 \\\hline \text { Day 3 } & 39 & 33 & 40 & 28 \\\hline \text { Day 4 } & 25 & 30 & 42 & 46 \\\hline \text { Day 5 } & 47 & 34 & 26 & 35 \\\hline\end{array}$$
-State the null and alternative hypotheses to test for a difference in average number of customers per day for each store.

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Definitions:

Vascular Disease

A class of diseases of the blood vessels, often leading to a reduced flow of blood to organs and tissues.

Fungal Infection

An infection caused by fungi, ranging from superficial skin conditions to more serious systemic infections.

Ringworm

A fungal infection of the skin, characterized by ring-shaped, red, itchy patches.

Scaly

Characterized by or covered with scales.