Standard Deviation and Normal Distribution
Authored by scott mcbride
Mathematics
12th Grade
CCSS covered
Used 9+ times
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27 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jeff has four grades from tests and IXL. They are all weighted equally. If Jeff's grades are 100, 96, 96, and 100, what Jeff's current average grade?
96
97
98
100
Tags
CCSS.6.SP.A.3
CCSS.6.SP.B.5
CCSS.6.SP.A.2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the standard deviation for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
6.89
10.1
7.26
9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All of the below sets have the same mean.
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?
Tags
CCSS.HSS.ID.A.2
CCSS.HSS.ID.A.3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does this symbol represent?
Tags
CCSS.6.SP.A.3
CCSS.6.SP.B.5
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the sample standard deviation of Ervin's scores?
511.33
22.61
438.48
20.94
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the sample variance of Ervin's scores?
511.33
22.61
438.48
20.94
7.
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
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