The Following Data Contains Task Completion Times, in Minutes, Categorized

question 16

Essay

The following data contains task completion times, in minutes, categorized according to the gender of the machine operator and the machine used.
$\begin{array}{lrl} & \text { Male } & \text { Female } \\\text { Machine 1 } & 15,17 & 16,17 \\\text { Machine 2 } & 14,13 & 15,13 \\\text { Machine 3 } & 16,18 & 17,19\end{array}$
Assume that two-way ANOVA is used to analyze the data. How are the ANOVA results affected if 5 minutes is added to each completion time?

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Definitions:

Labour Efficiency Variance

The difference between the actual labor hours worked and the standard labor hours set for the level of production achieved.

Standard Labour Hours

The estimated hours required to produce a unit of product, used in planning and efficiency analysis.

Actual Total Labour Cost

The real expense incurred for labor during the production process, covering all employees directly involved in manufacturing.

Materials Quantity Variance

The difference between the actual quantity of materials used in production and the expected quantity according to standards.