Analysis of a Water Sample by a Series of Presumptive

question 65

Multiple Choice

Analysis of a water sample by a series of presumptive, confirmatory, and completed tests that help establish an estimate of coliform numbers in the water is called

• A)membrane filter method.
• B)most probable number (MPN) procedure.
• C)standard plate count.
• D)coliform determination test.
• E)None of the choices are correct.

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Definitions:

Multicollinearity

A statistical phenomenon where several independent variables in a regression model are highly linearly related.

Dependent Variable

In statistical modeling, this is the variable that is being tested and measured to see if it is influenced by one or more independent variables.

Explanatory Variables

Variables in a statistical model that are used to explain changes or differences in a response variable.

T-Statistic

A value used in hypothesis testing, calculated as the difference between an observed sample mean and the population mean divided by the standard error of the mean.