Math Statistics Review
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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17 questions
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1.
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
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the range?
average
biggest-smallest
the middle #
happening the most
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the mean?
happening the most
the number in the middle
biggest-smallest
the average
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Describe the shape of the data.
Symmetrical
Skewed Left
Skewed Right
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The following boxplot shows the heights of students in Kyra’s Health class. Which measures of center spread should be used to describe it?
Mean and Standard Deviation because the shape of the data is normal.
Median and Standard Deviation because the shape of the data is skewed.
Mean and IQR because the shape of the data is normal.
Median and IQR because the shape of the data is skewed.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which class typically performed better?
First period
Second period
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The data below represent the number of absences and the final grade of 9 randomly selected students from a Math 1 class. The data shows what type of correlation?
Negative Correlation
Positive Correlation
Tags
CCSS.HSF-LE.A.1B
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