What is a measure of center?
Statistical Measures

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Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A measure of center is a statistical value that represents the center point or typical value of a dataset. Common measures include the mean, median, and mode.
2.
FLASHCARD QUESTION
Front
Define mean.
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.
3.
FLASHCARD QUESTION
Front
Define median.
Back
The median is the middle value in a dataset when the numbers are arranged in ascending or descending order.
4.
FLASHCARD QUESTION
Front
Define mode.
Back
The mode is the value that appears most frequently in a dataset.
5.
FLASHCARD QUESTION
Front
What is a measure of spread?
Back
A measure of spread indicates how much the values in a dataset vary. Common measures include range, interquartile range (IQR), and standard deviation.
6.
FLASHCARD QUESTION
Front
Define range.
Back
The range is the difference between the highest and lowest values in a dataset.
7.
FLASHCARD QUESTION
Front
Define interquartile range (IQR).
Back
The IQR is the difference between the first quartile (Q1) and the third quartile (Q3) in a dataset, representing the middle 50% of the data.
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