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Earn +20 ptsQ: What is the formula for x-bar in statistics?
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How the formula of z obtained?
The formula for Z obtained is zobt equals the average of the sample (Xbar)minus the average of the population (u), divided b the standard deviation of the sample (s), divided be the square root of N. Example: Zobt= X-u ,divided by s ,divided by ,square root of N
What is differential statistics?
Differential statistics are statistics that use calculus. Normally statistics would use algebra but differential statistics uses calculus instead of algebra.
The mean median and mode are examples of what type of statistics?
descriptive statistics
Example of a class size in statistics?
25-30 in a class in statistics
Mathematician who contributed to the developments of statistics?
John Graunt created population statistics.
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