Author Question: Which of the following is (are) not a symmetrical distribution? a. a bell-shaped curve b. a ... (Read 155 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?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

For a complete list of videos, visit our video library