The Null Hypothesis for the Friedman Test Is That the Sum

question 8

True/False

The null hypothesis for the Friedman test is that the sum of ranks in each group does not differ between groups.

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Definitions:

Labor Efficiency Variance

The difference between the actual labor-hours taken to complete a task and the standard hours allowed for the actual output, multiplied by the standard hourly labor rate.

Standard

A benchmark or guideline used to measure or set the quality, quantity, or value of products or processes.

Variable Overhead Efficiency Variance

The difference between the actual level of activity (direct labor-hours, machine-hours, or some other base) and the standard activity allowed, multiplied by the variable part of the predetermined overhead rate.

Predetermined Overhead Rate

An estimated rate used to allocate manufacturing overhead costs to individual units of production, based on activity levels such as labor hours or machine hours.