A Worker Completed a Job 10 Times During a Period

question 32

Multiple Choice

A worker completed a job 10 times during a period in which a normal, trained employee completed the task 8 times. What is the worker's performance rating?

• A) 125%
• B) 150%
• C) 100%
• D) 112.5%
• E) cannot be determined with given information

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Definitions:

Left-tailed Area

The area under the curve of a distribution to the left of a specified value, often used in hypothesis testing to determine the likelihood of observing a result at least as extreme as the one observed.

Degrees Of Freedom

The number of independent values or quantities that can vary in the calculation of a statistic, crucial for assessing the relevance of test results.

Water Breaks

Brief pauses during activities intended for the intake of water to stay hydrated and maintain physical or mental performance.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true, often denoted by alpha (α).