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Statistics (Central tendency (Median (you line up the numbers in order …
Statistics
Central tendency
Median
you line up the numbers in order and take one from the end and front continuously until you get the on in the middle
1 2 3 4 5 6 7 8 9 10 cross out one then cross out ten and so on to get the median. the median is 5 1/2
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Mean
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The mean is the average... First you add all the numbers up, then you divide the numbers by the amount of adens/numbers you added
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I.Q.R
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You Find the Median of all the numbers and draw a number over it, then you find the Median of the First Median and the smallest number and draw a number over that and connect that to the other line, then find the Median of the biggest number and the first Median and draw a line over that and connect all of it with a line. Then find the biggest number and put a dot over it and draw a line to the end of the box and do the same with the smallest number.
histogram
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create a bucket of data then you take the data and put it on a graph according to its numbered groups
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M.A.D
To find the M.A.D you find the mean, then find the sum of the data and divided it by the sum of the data, then Find the absolute value of the difference between each data value and the mean, then Find the sum of the absolute values of the differences.Find the sum of the absolute values of the differences. Divide the answer with the sets of numbers that you started with.
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