Author Question: A sample of 500 voters was surveyed; 400 said they favored a bond issue and 100 said they opposed ... (Read 42 times)

D2AR0N

  • Hero Member
  • *****
  • Posts: 561
A sample of 500 voters was surveyed; 400 said they favored a bond issue and 100 said they opposed it. Based on these sample data, estimate at the 95 percent confidence level the proportion in the population that likely favors the bond issue.
 
  a. .77 to .83 c. .79 to .81
  b. .78 to .82 d. .75 to .85

Question 2

Explain how unsystematic observations may lead to false conclusions.
 
  What will be an ideal response?



dyrone

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

A

Answer to Question 2

Idiosyncratic factors may be observed, and such episodes may lead to false or misleading generalizations.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

For a complete list of videos, visit our video library