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

question 93

Multiple Choice

Instruction 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:
$$\begin{array} { | c | c | } \hline \text { Customers } & \text { Sales (Thousands of Dollars) } \\\hline 907 & 11.20 \\\hline 926 & 11.05 \\\hline 713 & 8.21 \\\hline 741 & 9.21 \\\hline 780 & 9.42 \\\hline 698 & 10.08 \\\hline 510 & 6.73 \\\hline 529 & 7.02 \\\hline 460 & 6.12 \\\hline 872 & 9.52 \\\hline 650 & 7.53 \\\hline 603 & 7.25 \\\hline\end{array}$$
-Referring to Instruction 12-10,the residual plot indicates possible violation of which assumptions?

• A)Homoscedasticity.
• B)Normality.
• C)Linearity of the relationship.
• D)Autocorrelation.

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Definitions:

Customer Satisfaction

A measurement of how products and services supplied by a company meet or surpass customer expectation.

Brand Loyal

The tendency of consumers to continuously purchase one brand's products over the competition.

Environmental Scanning

is the process of systematically gathering information about the external environment to identify potential threats and opportunities.