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Private Detectives and Investigators' Employment Is Expected to Decrease Due

question 17

True/False

Private detectives and investigators' employment is expected to decrease due to the current recession.


Definitions:

One-Tailed Test

A statistical test that determines the probability of the observed data under the assumption that one end of the probability distribution is scrutinized.

Two-Tailed Test

A statistical hypothesis test in which the critical area of a distribution is two-sided and tests whether a sample is either greater than or less than a certain range of values.

Null Hypothesis

A statement suggesting that no statistical significance exists in a set of observations.

Alternative Hypothesis

A statement that contradicts the null hypothesis and indicates that there is an effect or a difference.

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