SCENARIO 12-10
the Management of a Chain Electronic Store Would

question 196

Short Answer

SCENARIO 12-10
The management of a chain electronic store would like to develop a model for predicting the weekly sales (in thousands of dollars) for individual stores based on the number of customers who made purchases.A random sample of 12 stores yields the following results: $$\begin{array} { | l | c | } \hline \text { Customers } & \begin{array} { l } \text { Sales } \\\text { (Thousands of } \\\text { Dollars) }\end{array} \\\hline 907 & 11.20 \\\hline 926 & 11.05 \\\hline 713 & 8.21 \\\hline 741 & 9.21 \\\hline 780 & 9.42 \\\hline 898 & 10.08 \\\hline 510 & 6.73 \\\hline 529 & 7.02 \\\hline 460 & 6.12 \\\hline 872 & 9.52 \\\hline 650 & 7.53 \\\hline 603 & 7.25 \\\hline\end{array}$$
-Referring to Scenario 12-10, what is the value of the coefficient of correlation?

---

Definitions:

Premiums

Regular payments made to an insurance company in exchange for coverage, or the additional cost paid for products or services perceived as offering greater value.

Adverse Selection

A scenario in economics where buyers and sellers have access to different information, leading to transactions where the seller is likely to sell goods of lower quality.

Moral Hazard

The risk that a party insulated from risk may behave differently than if they were fully exposed to the risk.

Market Efficiency

Market efficiency refers to the extent to which market prices reflect all available, relevant information, making it impossible to consistently achieve higher returns on investment without taking additional risk.