TTTFFS is a type of sequence, people ask what the next 3 letters are in the sequence and the answer is S.E.N due to tenths.
Ten
Twenty
Thirty
Forty
Fifty
Sixty
Seventy
Eighty
Ninety
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What does mean mean
The arithmetic mean is a weighted mean where each observation is given the same weight.
the mean is an average of a set of numbers
1.The Geometric mean is less then the arithmetic mean. GEOMETRIC MEAN < ARITHMETIC MEAN 2.
The mean of the sampling distribution is the population mean.