A Personnel Manager Is Concerned About Absenteeism

question 89

Multiple Choice

A personnel manager is concerned about absenteeism.She decides to sample the records to determine if absenteeism is distributed evenly throughout the six-day workweek.The null hypothesis to be tested is: Absenteeism is distributed evenly throughout the week.The 0.01 level is to be used.The sample results are: What is the expected frequency?

• A)9
• B)10
• C)11
• D)12

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Definitions:

Probability Distribution

A function or rule that assigns probabilities to each value of a random variable, showing how probabilities are distributed over its possible values.

Poisson Distribution

A probability distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space if these events happen with a known constant mean rate and independently of the time since the last event.

Occurrences

Instances or examples of something happening; events that take place.

Specified Interval

A defined range or period, often set for a particular purpose or task, indicating the precise limits within which something operates or occurs.