Author Question: Which of the following is (are) not a symmetrical distribution? a. a bell-shaped curve b. a ... (Read 146 times)

urbanoutfitters

  • Hero Member
  • *****
  • Posts: 530
Which of the following is (are) not a symmetrical distribution?
 
  a. a bell-shaped curve
  b. a J-shaped curve
  c. a rectangular curve
  d. an inverted U-shaped curve
  e. a bell-shaped, J-shaped, and an inverted U-shaped curve

Question 2

In a frequency polygon the points are plotted over _______ at a height corresponding to the frequency of the interval.
 
  a. the midpoint of each interval c. the upper real limit
  b. the lower real limit d. none of these



lcapri7

  • Sr. Member
  • ****
  • Posts: 350
Answer to Question 1

B

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

For a complete list of videos, visit our video library