Examlex
Most of the world's water is found
Confidence Interval
It refers to the range within which we expect a population parameter to lie with a certain degree of confidence, based on sample data.
Sample Mean
The average value of a given characteristic within a sample drawn from a population.
Purchase Order
A formal document issued by a buyer to a seller, detailing the products, quantities, and agreed prices for products or services.
Point Estimate
A single value given as an estimate of a population parameter that is of interest, often derived from sample data.
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