The Use of Supermarket Scanners to Find Out Which Particular

question 52

Short Answer

The use of supermarket scanners to find out which particular brand of baseball bats is bought by individuals in a particular age category can be termed as an instance of collecting information by ____________________.

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Definitions:

Test

An examination or evaluation conducted to determine the presence, quality, or truth of a specific characteristic, hypothesis, or condition.

Degrees Of Freedom

The number of values in a statistical calculation that are free to vary.

Poisson Distribution

A probability distribution that models the number of times an event occurs in a fixed interval of time or space.

Null Hypothesis

A null hypothesis is a default position that there is no relationship between two measured phenomena or no difference among groups being compared in a statistical hypothesis test.