what is mean? give formula for n observations
Answers
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Explanation:
the expected value or average, is called mean
formula for n observations :
x1 + x2 + x3 + x4 + ..... + xn / n
where n is the number if observations..!
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ANSWER
MEAN OR AVERAGE is the midvalue of a particular numbers or series.
the formula of average = sum of all observations/total number of observations
Explanation:
for example
2,3,6,8,8,6,2
mean= [2+3+6+8+8+6+2] / 7 =35/7=5
If you are a high schooler then use the formula
sigma n/n
sigma means summation and n is the series of numbers which you have.
this one is just the complicated way of saying the first equation which i gave you. all these equations mean the same will produce the same yeild.
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