An Industrial Psychologist Has Determined That the Average Percent Score

Multiple Choice

An industrial psychologist has determined that the average percent score for an employee on a test of the employee's knowledge of the company's product is given by where t is the number of weeks on the job and P is the percent score.Estimate (to the nearest week) the expected number of weeks of employment that are necessary for an employee to earn a 90% score on the test.

A) 5 weeks
B) 50 weeks
C) 29 weeks
D) 43 weeks
E) 25 weeks