Abby's Measures Of Central Tendency

Monday, September 29, 2008
Mean: The mean is the sum of values in a set divided by the number of values. Use the mean when you need to divide something equally.

Median: The median is the middle number in a set of data when it is arranged in ascending order. If there are 2 medians, you add them up together and divide them by 2.

Mode: The mode is the most frequently shown number in a set of data.

Range: The difference between the largest and the smallest number in a set of data.

This is a video of Mean, Median, and Mode:


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