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
