Instruction 14-19
Business Closures in Perth from 2005 to 2010

question 92

Short Answer

Instruction 14-19
Business closures in Perth from 2005 to 2010 were:
$$\begin{array} { | l | l | } \hline 2005 & 10 \\\hline 2005 & 11 \\\hline 2007 & 13 \\\hline 2008 & 19 \\\hline 2009 & 24 \\\hline 2010 & 35 \\\hline\end{array}$$ Microsoft Excel was used to fit both first-order and second-order autoregressive models, resulting in the following partial outputs:
SIMMARY OUTIPU - Second-Order Mode
$\begin{array}{ll}&\text { Coefficients }\\\text { Intercept } & -5.77 \\\text { X Variable 1 } & 0.80 \\\text { X Variable 2 } & 1.14\end{array}$

SIMMARY OUTPUT - Fist-Order Model
$\begin{array}{ll}&\text { Coefficients }\\\text { Intercept } & -4.16 \\\text { X Variable 1 } & 1.59\end{array}$
-Referring to Instruction 14-19,the value of the MAD for the first-order autoregressive model is _______.

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Definitions:

Scientific Management

Approach to work that focuses on the application of scientific methods to increase individual workers’ productivity.

Frederick Taylor

An American mechanical engineer who sought to improve industrial efficiency and is known as the father of scientific management.

Worker's Productivity

The efficiency and effectiveness with which an employee performs tasks, contributing to the goals and success of an organization.

Self-evaluation Traps

Psychological patterns where individuals assess themselves in a overly critical or negative way, hampering personal growth and satisfaction.