Information Was Collected from Employee Records to Determine Whether There

question 125

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. Excel results are summarized below: From this printout you determine:

• A) when tested at the 2% level of significance, there is no relationship between an employee's age and the number of days of work absences.
• B) for each additional year of age, we can expect the number of days of absence to increase by 0.45 days.
• C) almost 53% of the variation in the number of absent days can be explained by the variation in the employees ages.
• D) when tested at the 2% level of significance, there is no relationship between an employee's age and the number of days of work absences; for each additional year of age, we can expect the number of days of absence to increase by 0.45 days.

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Definitions:

Raphe Nuclei

A group of nuclei found in the brain stem involved in the regulation of sleep and mood, among other functions.

Neurotransmitters

Neurotransmitters are chemical messengers that transmit signals across a chemical synapse, from one neuron to another target neuron, muscle cell, or gland cell.

Serotonin

A neurotransmitter in the brain involved in regulating mood, appetite, and sleep among other functions.

Acetylcholine

A neurotransmitter involved in many functions including muscle movement, heart rate, memory, and also acts as a neuromodulator in the central and peripheral nervous systems.