Author Question: Find the probability that exactly 2 voters sampled favor the plan.[br][br][b][color=green]Question ... (Read 56 times)

ec501234

  • Hero Member
  • *****
  • Posts: 573
Find the probability that exactly 2 voters sampled favor the plan.

Question 2

In an intermediate level economics class there are 18 students. Nine of these are economics majors. For class discussion purposes three students are randomly selected. What is the probability that at least one is an economics major?



lucas dlamini

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

0.3456

Answer to Question 2

0.8971



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

For a complete list of videos, visit our video library