Author Question: Dorothea conducts a survey to find out how many national parks people have visited in the past two ... (Read 105 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
Dorothea conducts a survey to find out how many national parks people have visited in the past two years. She polls twenty people and finds that ten people have visited no national parks; five people have visited one national park; four people have visited two national parks; and one person has visited twenty national parks. Which measure of central tendency should Dorothea use to provide the most accurate picture of her data?
 
  a. Mean
  b. Median
  c. Mode
  d. Standard deviation

Question 2

Your friend places 11 numbers into a hat without showing you what those numbers are. He tells you he will give you 10 if you can guess the exact number that he will randomly pick out of the hat. He says that the mean of the numbers is 5, the median is 6, and the mode is 8. What would your best guess be?
 
  a. 5
  b. 6
  c. 8
  d. Any random number between 1 and 11; knowing the statistics won't help



polinasid

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

ANSWER:
b

Answer to Question 2

ANSWER:
c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

For a complete list of videos, visit our video library