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Statistics - Numerical Measures



Calculating Averages

Mode - simply find the value which occurs the most, non calculator

Median - put values into order and cross off outer values, working your way towards the middle, non
calculator. If there are two middle values, add them together and divide by 2.…

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Mean - need to make a midpoint column and write the midpoint of each class. Enter the midpoint
values into your x column in your calculator and your frequency values into the frequency column. Find
mean button, x

Standard deviation - use same method but press standard deviation button at…

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