Normal Distributions
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What does the z-score represent?
Back
The amount of standard deviations a data value is above or below the mean.
2.
FLASHCARD QUESTION
Front
If you scored at the 55th percentile on your final exam, what does it mean?
Back
55% of the class scored the same or worse than you did.
Tags
CCSS.HSS.ID.A.4
3.
FLASHCARD QUESTION
Front
What is the mean (μ) and standard deviation (σ) for modern IQ scores?
Back
μ = 100, σ = 15.
4.
FLASHCARD QUESTION
Front
What IQ score qualifies one to be a member of Mensa (top 2%)?
Back
130.75.
Tags
CCSS.HSS.ID.A.4
5.
FLASHCARD QUESTION
Front
What is the mean and standard deviation of male long jumpers at State College?
Back
Mean = 263 inches, Standard Deviation = 14 inches.
6.
FLASHCARD QUESTION
Front
If a male long jumper's jump ranked in the 75th percentile, how long was his jump?
Back
272.44 inches.
Tags
CCSS.HSS.ID.A.4
7.
FLASHCARD QUESTION
Front
What is the mean number of accidents per week at a company?
Back
6.4 accidents.
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