For an ungrouped data 10,15,20,25,15,x median and mode are equal find x and mean for above data
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Order them in ascending order:
10, 15, 15, 20, 25, x
Median is the 3rd or 4th or the average of 3rd and 4th numbers.
if x = 20, then mode can be 20 or 15. But median could be (15+20)/2. So median and mode are not equal.
If x = 15, then median will be 15 and also it will be the mode.
Mean = 100/6 = 16.6
10, 15, 15, 20, 25, x
Median is the 3rd or 4th or the average of 3rd and 4th numbers.
if x = 20, then mode can be 20 or 15. But median could be (15+20)/2. So median and mode are not equal.
If x = 15, then median will be 15 and also it will be the mode.
Mean = 100/6 = 16.6
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