Mean, Median, Mode, Range
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the mean of a data set?
Back
The mean (average) is calculated by adding all the data points together and dividing by the number of data points.
2.
FLASHCARD QUESTION
Front
How do you find the median of a data set?
Back
To find the median, arrange the data points in order from smallest to largest. If there is an odd number of data points, the median is the middle number. If there is an even number, it is the average of the two middle numbers.
3.
FLASHCARD QUESTION
Front
What is the mode of a data set?
Back
The mode is the value that appears most frequently in a data set. A data set can have one mode, more than one mode, or no mode at all.
4.
FLASHCARD QUESTION
Front
How do you calculate the range of a data set?
Back
The range is calculated by subtracting the smallest value from the largest value in the data set.
5.
FLASHCARD QUESTION
Front
Can a data set have more than one mode?
Back
Yes, a data set can have multiple modes if multiple values appear with the same highest frequency.
6.
FLASHCARD QUESTION
Front
What is the range of the following data set: 5, 15, 10, 20, 15, 10, 15?
Back
The range is 15 (20 - 5 = 15).
7.
FLASHCARD QUESTION
Front
What is the range of Roger's bowling scores: 155, 165, 138, 172, 127, 193, 142?
Back
The range is 66 (193 - 127 = 66).
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