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

Author Question: A political action committee is interested in finding out what proportion of voters will support an ... (Read 36 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
A political action committee is interested in finding out what proportion of voters will support an environmental initiative. Obtain a sample size that will ensure a margin of error of at most 0.09 for a 95 confidence interval.
 
  Similar initiatives in the past have gotten 93 support.
  A) 3 B) 93 C) 28 D) 31

Question 2

A die is rolled 22 times and the number of twos that come up is tallied. If this experiment is repeated many times, find the standard deviation for the random variable X, the number of twos.
 
  A) 1.755 B) 2.35 C) 1.708 D) 1.748



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

deja

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

D

Answer to Question 2

D





 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

For a complete list of videos, visit our video library