Author Question: Many people think that a national lobby's successful fight against gun control legislation is ... (Read 82 times)

Metfan725

  • Hero Member
  • *****
  • Posts: 552
Many people think that a national lobby's successful fight against gun control legislation is reflecting the will of a minority of Americans. A random sample of 4000 citizens yielded 2200 who are in favor of gun control legislation.
 
  Find the point estimate for estimating the proportion of all Americans who are in favor of gun control legislation. A) 0.5500 B) 2200 C) 4000 D) 0.4500

Question 2

A psychologist wants to measure the effect of music on memory. He randomly selects 80 students and measures their scores on a memory test conducted in silence.
 
  The next day he measures their scores on a similar test conducted while classical music is playing. The mean score without music is compared to the mean score with music. A) quantitative, dependent B) qualitative, dependent
  C) quantitative, independent D) qualitative, independent



pocatato

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

For a complete list of videos, visit our video library