The Total Number of Overtime Hours (In 1000s) Worked in a Large

question 12

Essay

The total number of overtime hours (in 1000s) worked in a large steel mill was recorded for 16 quarters, as shown below. $$\begin{array} { | c | c | c | } \hline \text { Year } & \text { Quarter } & \text { Overtime hours } \\\hline 2013 & 1 & 20 \\& 2 & 30 \\& 3 & 28 \\& 4 & 20 \\2014 & 1 & 24 \\& 2 & 34 \\& 3 & 28 \\& 4 & 21 \\& 1 & 28 \\2015 & 2 & 38 \\& 3 & 31 \\& 4 & 26 \\& 1 & 30 \\2016 & 2 & 41 \\& 3 & 35 \\& 4 & 28 \\\hline\end{array}$$ a. Use the regression technique to calculate the linear trend line.
b. Calculate the seasonal indexes based on the regression trend line in part (a).
c. What do the seasonal indexes tell us?

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Definitions:

Organisational Policies

Guidelines and rules that govern the operations, culture, and decision-making within an organisation, shaping its working environment and behavior.

Labour Market

The supply and demand for workers, in particular the workforce available for certain jobs and the need employers have for certain skills.

Dismissing An Employee

The act of permanently removing an employee from their position of employment, often due to performance issues or misconduct.

Training Technique

Methods or procedures used to enhance the skills, knowledge, and competencies of individuals, aimed at improving their performance in specific tasks or roles.