This topic contains a solution. Click here to go to the answer

Author Question: A study of consumer smoking habits includes 161 people in the 18-22 age bracket (40 of whom smoke), ... (Read 121 times)

madam-professor

  • Hero Member
  • *****
  • Posts: 584
A study of consumer smoking habits includes 161 people in the 18-22 age bracket (40 of whom smoke), 138 people in the 23-30 age bracket (32 of whom smoke),
 
  and 96 people in the 31-40 age bracket (28 of whom smoke). If one person is randomly selected from this sample, find the probability of getting someone who is age 23-30 or smokes.
  A) 0.232 B) 0.603 C) 0.522 D) 0.081

Question 2

Of the 99 people who answered yes to a question, 11 were male. Of the 96 people that answered no to the question, 9 were male.
 
  If one person is selected at random from the group, what is the probability that the person answered yes or was male?
  A) 0.61 B) 0.554 C) 0.111 D) 0.103



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Answer to Question 1

C

Answer to Question 2

B





 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

For a complete list of videos, visit our video library