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WorksheetsDescriptive Statistics for Psychology
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of these is a measure of dispersal?
a)
Mean
b)
Median
c)
Mode
d)
Range
2.
Which of these is a measure of dispersal?
a)
Mean
b)
Median
c)
Mode
d)
Standard deviation
3.
Which of these is an advantage of calculating the mean?
a)
It uses all of the data
b)
It can be used on nominal data
c)
It can be used on ordinal data
4.
Which of these is an advantage of calculating the median?
a)
It uses all of the data
b)
It can be used on nominal data
c)
It can be used on ordinal data
5.
Which of these is an advantage of calculating the mode?
a)
It uses all of the data
b)
It can be used on nominal data
c)
It can be used on ordinal data
6.
In which graph is the different between the red and blue populations most significant?
a)
Left
b)
Right
7.
In which graph is the different between the red and blue populations most significant?
a)
Left
b)
Right
8.
What measure of dispersal would this formula calculate?
Xmax - Xmin =
Xmax - Xmin =
a)
Range
b)
Standard deviation
9.
What measure of dispersal would this formula calculate?
a)
Range
b)
Standard deviation
10.
Which of these is a problem with the standard deviation?
a)
It is easy to calculate
b)
It is difficult to calculate
c)
It is skewed by extreme values
d)
It is not skewed by extreme values
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