In order to make premiums more affordable for their customers, Leroux Health Insurance is considering some changes to one of the plans they offer. Both the current options and proposed changes are outlined in the charts below. Leroux Health Insurance Plan A Proposed Changes Cost: Monthly Premium: $248.00 $203.00 Annual Deductible: $ 5,500.00 $8,500.00 Co-pays: Brand-name Prescriptions $35.00 $30.00 Generic Prescriptions $15.00 $10.00 Visits: Primary Care Physician: $40.00 $30.00 Specialist: $60.00 $45.00 Urgent Care: $125.00 $90.00 Emergency Room: $325.00 $250.00 If Kevin is currently insured under Leroux for his medical insurance under Plan A, how will the proposed changes affect his health care costs? a. Costs for regularly scheduled health care will go down, but Kevin may end up paying more if he finds himself seriously ill or injured. b. Costs for regularly scheduled health care will go up, but Kevin will probably pay less than he would have if he finds himself seriously ill or injured. c. Both the cost for regularly scheduled health care and the cost for emergency health care will go down, making the changes very good for Kevin. d. Both the cost for regularly scheduled health care and the cost for emergency health care would go up, contradicting the intentions of Leroux Insurance.

Jobs and productivity! how do retail stores rate? one way to answer this question is to examine annual profits per employee. the following data give annual profits per employee (in units of 1 thousand dollars per employee) for companies in retail sales. assume σ ≈ 4.0 thousand dollars. 3.7 6.7 3.6 8.5 7.5 5.9 8.7 6.4 2.6 2.9 8.1 −1.9 11.9 8.2 6.4 4.7 5.5 4.8 3.0 4.3 −6.0 1.5 2.9 4.8 −1.7 9.4 5.5 5.8 4.7 6.2 15.0 4.1 3.7 5.1 4.2 (a) use a calculator or appropriate computer software to find x for the preceding data. (round your answer to two decimal places.) thousand dollars per employee (b) let us say that the preceding data are representative of the entire sector of retail sales companies. find an 80% confidence interval for μ, the average annual profit per employee for retail sales. (round your answers to two decimal places.) lower limit -- thousand dollars upper limit -- thousand dollars (c) let us say that you are the manager of a retail store with a large number of employees. suppose the annual profits are less than 3 thousand dollars per employee. do you think this might be low compared with other retail stores? explain by referring to the confidence interval you computed in part (b). yes. this confidence interval suggests that the profits per employee are less than those of other retail stores. no. this confidence interval suggests that the profits per employee do not differ from those of other retail stores. correct: your answer is correct. (d) suppose the annual profits are more than 6.5 thousand dollars per employee. as store manager, would you feel somewhat better? explain by referring to the confidence interval you computed in part (b). yes. this confidence interval suggests that the profits per employee are greater than those of other retail stores. no. this confidence interval suggests that the profits per employee do not differ from those of other retail stores. (e) find an 95% confidence interval for μ, the average annual profit per employee for retail sales. (round your answers to two decimal places.) lower limit 3.75 incorrect: your answer is incorrect. thousand dollars upper limit 6.41 incorrect: your answer is incorrect. thousand dollars

The winner of a golf tournament made five putts for birdies. the lengths of these putts are in the table shown. what is the total distance of the putts in the yards, feet, and inches?

In . -15, -7, 1, a)7,13,19,21 b) 10,19,28,37 c)9,17,25,33 d)7,15,25,37