Problems Solving With Data

A large company that provides breakfast for all its emplyees wants to determine how many of them are likely to be within a healthy weight range, given that all the employees take advantage of the free breakfast all 5 weekdays. If the company has 3, 000 employees, and assuming the participants in the study were a good representative sample, about how many of the employees are likely to be within a healthy weight range?

• 825
• 1, 030
• 1, 900
• 2, 400

Based on the graph, how many minutes did the patient spend in non-deep sleep over the course of the entire night?

• 180
• 480
• 660
• 300

If one 15-minute time period is chosen at random, what is the probability that the patient was in deep sleep during that time?

• 3/8
• 8/3
• 15/8
• 8/15

On average, how many more cents are consumers willing to pay for the brand name version of the product than the store brand version? Round your answer to the nearest cent.

• 13
• 15
• 18
• 21

If a consumer is chosen at random from all of the respondents, what is the probability that the consumer is willing to pay at least $8 for the product?

• 1/3
• 2/3
• 1
• 4/3

• The study was too small to draw any conclusions about the larger population.
• The data from the survey does not represent the whole population because it was not conducted across the whole country.
• The data from survey likely underestimates the number of people interested in the new product because it only compared the new product to tennis shoes, not all types of shoes.
• The data from the survey likely overestimates the number of people interested in the new product because the survey targeted respondents already interested in athletics.

• 1/8
• 1/6
• 1/4
• 1/3

• United States voters.
• United States citizens.
• Voter in the senator's district
• Citizens in the senator's district.

• 8
• 15
• 20
• 24

• Branches A or C
• Branches A or D
• Branches B or C
• Branches B or D