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What do the symbols p with hat on top, x with bar on top, and s represent?.

Sagot :

Population size or data can be large and sometime not too possible to measure practically, in this case, we take a sample to work with, this sample is the P-hat value

p hat is the mean of all sample proportions (p-hat)

x bar mean the mean of the sample data

A way to solve for "p hat" is by dividing the number of occurrences of the desired event by the sample size

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