Suppose a Professor Collects Survey Data by Passing Out Surveys

question 107

True/False

Suppose a professor collects survey data by passing out surveys in his/her classes, where the population of interest is defined as all students enrolled at that university. This is an example of nonstatistical sampling technique.

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Definitions:

Probability

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

z

A standard score representing the number of standard deviations an observation or datum is above or below the mean of what is being observed or measured.

Standard Normal

An ordinary distribution with a 0 mean and a 1 standard deviation.

Random Variable

A variable with numerical outcomes derived from random occurrences.