Information Was Collected from Employee Records to Determine Whether There

question 33

Multiple Choice

Information was collected from employee records to determine whether there is an association between an employee's age and the number or workdays they miss. Partial excel results are summarized below: Given this information alone, would you decide to continue with the regression analysis?

• A) Yes, because the information is based on a significant size sample.
• B) Yes, because the multiple r value is large.
• C) No, because the multiple r value is small.
• D) No, because the standard error value is more than 5.
• E) Yes, because the standard error value is more than 5.

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Definitions:

Confidence Interval

A selection of values, based on sample statistics, forecasted to incorporate the value of an unknown population parameter.

Population Mean

Population mean is the average of all the values in a population.

Standard Deviation

A statistic that measures the dispersion or variation of a dataset relative to its mean, indicating how spread out the data points are.

Population Mean

The average value of all items in a population, representing the central point of a data set.