Erik Erikson

Mean, Median, Mode, and Range Mean, median(a), and flair argon three kinds of bonnys. in that location ar umteen averages in statistics, but these are, I think, the three close common, and are certainly the three you are most potential to get a line in your pre-statistics courses, if the topic comes up at all. The correspond is the average youre substance abused to, where you add up all the add ups and whence divide by the snowflake of numbers. The median is the midsection survey in the sway of numbers. To cause the median, your numbers hold back to be listed in numerical order, so you may deliver to rescript your list first. The modality is the value that occurs most often. If no number is repeated, then on that point is no mode for the list. The puke is comely the difference amongst the largest and smallest values. * Find the mean, median, mode, and roll for the following list of values: 13, 18, 13, 14, 13, 16, 14, 21, 13 The mean is the usual average, so: (13 + 18 + 13 + 14 + 13 + 16 + 14 + 21 + 13) ÷ 9 = 15 Note that the mean isnt a value from the original list. This is a common result. You should not assume that your mean volition be unitary of your original numbers.

The median is the middle value, so Ill have to rewrite the list in order: 13, 13, 13, 13, 14, 14, 16, 18, 21 There are nine numbers in the list, so the middle one will be the (9 + 1) ÷ 2 = 10 ÷ 2 = fifth number: 13, 13, 13, 13, 14, 14, 16, 18, 21 So the median is 14.   right of first publication © Elizabeth Stapel 2004-2011 All Rights Reserved The mode is the number that is repeated more than often than any other, so 13 is the mode. ! The largest value in the list is 21, and the smallest is 13, so the frame is 21 13 = 8. mean: 15 median: 14 mode: 13 flow: 8 Note: The formula for the place to find the median is ( [the number of data points] + 1) ÷ 2, but you dont have to use this formula. You coffin nail just count in from both(prenominal) ends of the list until you bear in the middle, if you prefer. Either way will work. * Find the mean, median, mode, and range for the...If you want to get a wax essay, order it on our website: BestEssayCheap.com

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