Changes to Mean and Standard Deviation
Authored by Barbara White
Mathematics
11th - 12th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the standard deviation for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If a number is added to a set that is far away from the mean, how does this affect standard deviation?
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If a number is added to the set that is in the middle of the data, how does this affect the range?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the variance for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If 10 is added to every value in a set of data, what will happen to the value of the standard deviation?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is a measure of variability?
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If a number is added to the set that is near the mean, how does this affect standard deviation?
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