
Normal Distributions.SA1
Quiz
•
Mathematics
•
9th - 12th Grade
•
Hard
+3
Standards-aligned
Benjamin Morris
Used 2+ times
FREE Resource
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The mean life of a tire is 30,000 km. The standard deviation is 2000 km.
Then, 68% of all tires will have a life between ___________ km and __________ km.
Tags
CCSS.HSS.ID.A.4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The average waist size for teenage males is 29 inches with a standard deviation of 2 inches.
If waist sizes are normally distributed, determine the z-score of a teenage male with a 33 inch waist.
Tags
CCSS.HSS.ID.A.4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days.
About what percent of the products last between 12 and 15 days?
Tags
CCSS.HSF-LE.A.1B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The scoring of modern IQ is such that Intelligence Quotients (IQs) have a normal distribution of μ= 100 and 𝞂 = 15.
Mensa International is a non-profit organization that accepts only people with IQ score within the top 2%. What level of IQ qualifies one to be a member of Mensa?
Tags
CCSS.HSS.ID.A.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the area under the standard normal curve to the right of z = -2.67.
Tags
CCSS.HSS.ID.A.4
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The monthly phone bills in a city are normally distributed with a mean of 30$ and a standard deviation of 12$. Find the x-value that correspond to z-scores of 3.17.
Tags
CCSS.HSS.ID.A.4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
μ = 70 , σ = 8 , X = 50 . Find z score
Tags
CCSS.HSS.ID.A.4
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