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A manager of a product sales group believes the number of sales made by an employee depends on how many years that employee has been with the company and how he/she scored on a business aptitude test. A random sample of 38 employees was selected to collect data on their number of sales, number of years with the company and scores on a business aptitude test. Which of the following would you perform to draw conclusion on the belief?
Excessive sleep
Sleeping for durations significantly longer than the typical 7-8 hours per night, which might be indicative of underlying health issues or sleep disorders.
Multiple sclerosis
A chronic autoimmune disorder affecting the central nervous system, marked by damage to the myelin sheath that covers nerve cells, leading to neurological symptoms.
Alzheimer's disease
A progressive neurodegenerative disorder that causes memory loss, cognitive decline, and ultimately, loss of ability to carry out the simplest tasks.
Failure to thrive syndrome
This syndrome describes a condition in infants and children who have significantly slower physical development than normal, often due to malnutrition, emotional neglect, or underlying health problems.
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