Author Question: The width of each bar in a histogram corresponds to the: A) midpoint of the class. B) number of ... (Read 77 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
The width of each bar in a histogram corresponds to the:
 
  A) midpoint of the class.
  B) number of observations in the class.
  C) boundaries of the class.
  D) percentage of observations in the class.

Question 2

Which of the following statements involve descriptive statistics as opposed to inferential statistics?
 
  A) The Alcohol, Tobacco and Firearms Department reported that Seattle had 1,825 registered gun dealers in 2013.
  B) Based on a survey of 380 magazine readers, the magazine reports that 30 of its readers prefer double column articles.
  C) The FAA samples 425 traffic controllers in order to estimate the percent retiring due to job stress related illness.
  D) Based on a sample of 350 professional baseball players, a baseball magazine reported that 23 of the parents of all professional baseball players did not play baseball.



hanadaa

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

For a complete list of videos, visit our video library