Comparing Measures of Center & Variation

Flashcard
•
Mathematics
•
7th Grade
•
Hard
+5
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the mean in statistics?
Back
The mean is the average of a set of numbers, calculated by adding all the values together and dividing by the number of values.
Tags
CCSS.6.SP.B.5C
2.
FLASHCARD QUESTION
Front
What is the median in a data set?
Back
The median is the middle value when a data set is ordered from least to greatest. If there is an even number of values, the median is the average of the two middle numbers.
Tags
CCSS.6.SP.B.5C
3.
FLASHCARD QUESTION
Front
What is the mode in statistics?
Back
The mode is the value that appears most frequently in a data set.
Tags
CCSS.6.SP.B.5C
4.
FLASHCARD QUESTION
Front
What does interquartile range (IQR) measure?
Back
The interquartile range (IQR) measures the spread of the middle 50% of a data set, calculated as the difference between the first quartile (Q1) and the third quartile (Q3).
Tags
CCSS.6.SP.B.5C
5.
FLASHCARD QUESTION
Front
How does an outlier affect the mean?
Back
An outlier can skew the mean, making it higher or lower than the central tendency of the rest of the data.
6.
FLASHCARD QUESTION
Front
What is variation in statistics?
Back
Variation refers to how much the data points in a set differ from each other and from the mean.
Tags
CCSS.6.SP.A.3
7.
FLASHCARD QUESTION
Front
What is a box plot?
Back
A box plot is a graphical representation of a data set that shows the median, quartiles, and potential outliers.
Tags
CCSS.6.SP.B.4
CCSS.HSS.ID.A.1
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