A corporation has 15,000 employees. Sixty-two percent of the employees are male. Twenty-three percent of the employees earn more than $30,000 a year. Eighteen percent of the employees are male and earn more than $30,000 a year
a. If an employee is taken at random, what is the probability that the employee is male?
b. If an employee is taken at random, what is the probability that the employee earns more than $30,000 a year?
c. If an employee is taken at random, what is the probability that the employee is male and earns more than $30,000 a year?
d. If an employee is taken at random, what is the probability that the employee is male or earns more than $30,000 a year or both?
e. The employee taken at random turns out to be male. Compute the probability that he earns more than $30,000 a year.
f. Are being male and earning more than $30,000 a year independent?
a. 0.62
b. 0.23
c. 0.18
d. 0.67
e. 0.2903
f. No
You might also like to view...
The letter of authorization and the letter of acceptance are used to
A) identify who worked on the report. B) make sure everyone is clear about the report's intent. C) introduce the report to the audience. D) acknowledge the audiences concerns. E) explain how the report addresses issues for the audience.
________ describes the service program for helping customers keep purchased products in good working order
A) Returns B) Ordering ease C) Installation D) Maintenance and repair E) Delivery
A corporate income statement does not contain
a. discontinued operations. b. extraordinary gains and losses. c. unrealized investment gains and losses. d. earnings per share data.
A low inventory turnover ratio suggests that:
A. ?the firm is using the first-in first-out (FIFO) method of inventory valuation. B. ?the cost of inventory of the firm is lower than that of the similar firms. C. ?the firm is holding excess stocks of inventory. D. ?the inventory of the firm is sold and restocked very often. E. ?the firm purchases all its inventory on credit.