
Measures of Center and Comparing
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement comparing the modes to the ranges is true?
The modes differ by 40 and the ranges differ by 40.
The modes differ by 20 and the ranges differ by 20.
The modes differ by 40, but the ranges differ by 20.
The modes differ by 20, but the ranges differ by 40.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the ratio of the difference in the means to the Mean Absolute Deviation of Team B?
0.09
0.15
0.25
0.65
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which measures of center or variability are greater than 5 degrees? Select three choices.
the mean of this week’s temperatures
the mean of last week’s temperatures
the range of this week’s temperatures
the mean absolute deviation of this week’s temperatures
the mean absolute deviation of last week’s temperatures
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Add Scores: 76+62+94+80=312
Divide the sum of the scores by 4: 312/4 = 78 Add the difference between the mean and each score: (76-78)+(62-78)+(94-78)+(80-78)=0
Divide by 4: 0/4 = 0
Step 1
Step 2
Step 3
Step 4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The number of miles that Jenna cycled each week for a 7-week period is shown:
36, 42, 28, 52, 48, 36, 31
What is the median number of miles Jenna cycled?
24
36
39
52
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the mean.
90, 100, 95, 85, 60, 80
85
84
86
90
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?
193
127
60
66
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