Instruction 12 -Referring to Instruction 12

question 102

Essay

Instruction 12.40
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:
$$\begin{array} { | l | c | } \hline \text { Customers } & \text { Sales (Thousands of Dollars) } \\\hline 907 & 11.20 \\\hline 926 & 11.05 \\\hline 713 & 8.21 \\\hline 741 & 9.21 \\\hline 780 & 9.42 \\\hline 898 & 10.08 \\\hline 510 & 6.73 \\\hline 529 & 7.02 \\\hline 460 & 6.12 \\\hline 872 & 9.52 \\\hline 650 & 7.53 \\\hline 603 & 7.25 \\\hline\end{array}$$
-Referring to Instruction 12.40,generate the residual plot.

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Definitions:

Quality

The degree to which a product or service meets or exceeds customer expectations.

Analytic System

A framework or technology designed to analyze data and derive insights, often used in decision-making processes.

Restaurants

Businesses that prepare and serve food and drinks to customers in exchange for money, either paid before the meal, after the meal, or with an open account.

Sigma Level

A measure of process capability that indicates how many standard deviations a process is from the mean before encountering a defect.