The number of standard deviations z that a particular value of r ...

[wrbasek0]

The number of standard deviations z that a particular value of r is from the mean ? can be computed as z = (r - ?)/ . Suppose that you work as a commission-only insurance agent earning 1,000 per week on average. Suppose that your standard deviation of weekly earnings is 500 . What is the probability that you earn zero in a week? Use the following brief z-table to help with this problem. Z value Probability -3 .0013 -2 .0228 -1 .1587 0 .5000
 a. 1.3 chance of earning nothing in a week
  b. 2.28 chance of earning nothing in a week
  c. 15.87 chance of earning nothing in a week
  d. 50 chance of earning nothing in a week
  e. none of the above

Question 2

If a car salesman is paid a fixed commission when he sells a car, the owner is most likely to see
 a. Large margins on sales
  b. Low margins on sales
 c. No sales
 d. None of the above

[Beatricemm]

Answer to Question 1

b

Answer to Question 2

b

[wrbasek0]

TYSM

[ashely1112]

Gracias!