AP Statistics Chapter 1 Review
Flashcard
•
Mathematics
•
11th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the mean salary of all workers if the mean salary of female workers is $35,000 and male workers is $41,000?
Back
It could be any number between $35,000 and $41,000.
2.
FLASHCARD QUESTION
Front
What types of variables are recorded when noting age, marital status, and earned income of a sample?
Back
2 quantitative, 1 categorical.
3.
FLASHCARD QUESTION
Front
Why is the bar graph displaying student preferences for parties misleading?
Back
The vertical axis scale should start at 0.
4.
FLASHCARD QUESTION
Front
What does a standard deviation of 16 years in house age indicate?
Back
The age of the houses in the sample typically varies by about 16 years from the mean age.
5.
FLASHCARD QUESTION
Front
What is the third quartile in a statistics test score dotplot for 40 students?
Back
44.
6.
FLASHCARD QUESTION
Front
Define 'mean' in statistics.
Back
The mean is the average of a set of numbers, calculated by dividing the sum of the values by the number of values.
7.
FLASHCARD QUESTION
Front
What is a 'quantitative variable'?
Back
A quantitative variable is a variable that can be measured numerically.
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