Author Question: An automobile dealer has kept records on the customers who visited his showroom. Forty percent of ... (Read 75 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
An automobile dealer has kept records on the customers who visited his showroom. Forty percent of the people who visited his dealership were female. Furthermore, his records show that 35 of the females who visited his dealership purchased an automobile, while 20 of the males who visited his dealership purchased an automobile. Let A1 = the event that the customer is female A2 = the event that the customer is male
 a. What is the probability that a customer entering the showroom will buy an automobile?
  b. A car salesperson has just informed us that he sold a car to a customer. What is the probability that the customer was female?

Question 2

In data envelopment analysis, the percentage of an individual operating unit's resources that are available to the composite operating unit is the
 a. efficiency index.
  b. local optimum.
  c. global optimum.
  d. equilibrium point.



karlss

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

a. 0.26
b. 0.538

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

For a complete list of videos, visit our video library