Find the mean of the following data : 19, 25, 23, 20, 20, 15, 10 , 5 , 16 , 25 , 20 , 24 , 12 , 20...
plz help me...i have to Difficulties to this sum...
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Answer:
MEAN = sum of observations / number of observations
MEAN = 254 / 14
MEAN = 18.142
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