If a Sample of N Elements Is Selected from a Population

question 2

True/False

If a sample of n elements is selected from a population of N elements using a sampling plan in which each of the possible samples has the same chance of being selected, then the sampling is said to be random and the resulting sample is a simple random sample.

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Definitions:

Mean

The average value of a set of numbers, calculated by dividing the sum of all the numbers by the count of the numbers.

Standard Error

The usual measure of spread for the distribution that arises from sampling, typically concerning the mean.

Confidence Interval

A range of values that is used to estimate the true value of a parameter with a certain degree of confidence.

Sample

A subset of a population selected for measurement, observation, or questioning to provide statistical information about the whole.