Modes,Means,Medians and range
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10 Terms
Mode
The number that appears most frequently in a data set.
Bimodal
A data set that has two modes.
Mean
The average of all numbers in a data set calculated by dividing the total sum by the number of values.
Median
The middle value in a data set when ordered from least to greatest.
Range
The difference between the highest and lowest values in a data set.
How is the mean calculated?
By adding all numbers in the data set and dividing by the total number of values.
What is the mode of the data set {5, 6, 8, 5, 7, 10, 10}?
The modes are 5 and 10.
What is the median of the ordered data set {5, 5, 6, 7, 8, 10, 10}?
The median is 7.
What does the range indicate?
The spread or dispersion of the data in a data set.
What is the range of the data set {5, 6, 8, 5, 7, 10, 10}?
The range is 5.