In Statistics ___________ Is a Measure of How Consistent a Test

question 54

Multiple Choice

In statistics ___________ is a measure of how consistent a test is over time, items, or raters.

• A) validity
• B) reliability
• C) the mean error
• D) variance

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Definitions:

Positive Exponents

Refers to exponents that are greater than zero, used to denote the number of times a base is multiplied by itself.

Expression

An expression in mathematics is a combination of symbols that can represent a number, variable, operation, or a combination thereof, without an equality sign.

X

Often used to represent an unknown variable in algebraic equations or the horizontal axis in Cartesian coordinate systems.

Y

Often used to denote the dependent variable or the output value in a function, commonly represented on the vertical axis in a Cartesian coordinate system.