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Key Quiz 3.4
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1
Find the mean of the following data set to the nearest integer: 25, 29, 25, 26, 29, 28, 29
A)26
B)27
C)28
D)29
2
Find the median of the following data set to the nearest integer: 25, 29, 25, 26, 29, 28, 29
A)26
B)27
C)28
D)29
3
Find the mode of the following data set to the nearest integer: 25, 29, 25, 26, 29, 28, 29
A)26
B)27
C)28
D)29
4
The table shows finishing times for a marathon:
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The mode of this data is:
I. [70 minutes– 80 minutes)
II. 100 minutes
III. [100 minutes – 110 minutes)

A)I only
B)II only
C)III only
D)I and III
5
The table shows finishing times for a marathon:
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070780846/506629/FFCM11_KeyQuiz3_4_question5.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (38.0K)</a>
The median of this data is:
A)90 minutes
B)[90 minutes – 100 minutes]
C)[100 minutes – 110 minutes]
D)[110 minutes – 120 minutes]





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