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Mathematics 8 Online
OpenStudy (gabby1214):

I'm terrible with these I need help. Find the mean, median and mode for the data set below. explain which measure best describes the data 1 21 24 26 23 21

OpenStudy (smartnerd1111):

How to find the mean Count the number n of data points in your data set. Sum up the total of your data set; add them all together. Average = Mean = Sum/N. For the data set 1, 21,21 , 23, 24,26 the mean is 19.3 repeating How to find the median The median is the numeric value separating the higher half of a sample data set from the lower half. The median of a data set can be found by arranging all the values from lowest to highest value and picking the one in the middle. If there is an odd number of data values then the median will be the value in the middle. If there is an even number of data values the median is the mean of the two data values in the middle. For the data set 1, 21,21 , 23, 24,26 the median is 4. It is the mean of 21 and 23 or, (21+23)/2 = 22. How to find the mode Mode is the value or values in the data set that occur most frequently. For the data set 1, 21,21 , 23, 24,26 the mode is 21.

OpenStudy (smartnerd1111):

the median is 22 sorry

OpenStudy (gabby1214):

thank you so much!

OpenStudy (smartnerd1111):

you are welocme

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