Exam 4: Mathematics Statistics

If your organization is considering all Americans registered to vote as the population for statistical study, the percentage of those Americans who intend to vote in the upcoming national elections would be considered:

Annual raises in your department were determined by a merit system and have been noted in the following chart. What is the approximate average salary increase in your department? Employee Original Salary New Salary John $48,000 $52,000 Jane $54,000 $60,000 Jim $37,000 $47,000 Jill $68,000 $75,000 Jeff $78,000 $89,000

You are calculating the probability that your department will make its quarterly goals. In statistical calculations, probability is shown as:

When compiling statistical data on the performance appraisals of your employees you examine the set of raw rating scale scores and discover that it is multimodal meaning:

Your firm conducted an advertising campaign to reach a target audience of young people ages 14 to 25. The campaign was designed using information about the target audience gathered in a statistical study of a random sample from this larger population. The campaign failed to reach the target audience effectively, due perhaps to:

Your organization develops a marketing strategy to reach its target audience by using the science or process of drawing likely conclusions about populations by analyzing samples from that population, known as:

A business trip takes you to several European countries during a six day period.Your business expenses for this trip are $1350.00. Assuming equal daily expenditures and an exchange rate of $1 = 0.850 euros, approximately how many euros did you spend each day?

John works 40 hours in a week, at $15.00 per hour, and produces 150 widgets. Amy works 32 hours in a week, at $18.50 per hour, and produces 128 widgets. Dave works 36 hours in a week, at $17.75 per hour, and produces 141 widgets. Which employee is the most cost effective for the company in terms of widgets produced per dollar of payroll spent?