Statistics and Data Revision Cards

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Calculating Mean, Median, Mode, Range and IQ

Mean: Add all the values in the data up and divide by the total number of values.

Mode: The highest number in the data is the modal value.

Median: Find the middle value when all of the data is put in numerical order.

Range: Take the smallest value of data from the highest (modal value).

Interquartile Range: Take the lower quartile from the upper quartile.

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