Let F (X)= 2x + 1,g(x)= 3x - 2 $( f - g ) ( x )$

question 2

Multiple Choice

Let f (x) = 2x + 1,g(x) = 3x - 2.Find the function.​ $( f - g ) ( x )$ ​

• A) \(( f - g ) ( x ) = \frac { 2 x + 1 } { 3 x - 2 }\)
• B) \(( f - g ) ( x ) = 3 - x\)
• C) \(( f - g ) ( x ) = 6 x ^ { 2 } - x - 2\)
• D) \(( f - g ) ( x ) = 5 x - 1\)
• E)none of the above

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Definitions:

Internal Consistency

A measure of the reliability of a test or scale, assessed by the degree of interrelation among items within the test.

Internal Consistency

A measure of the reliability of a psychological test or assessment, indicating how well the items on the test measure the same concept or construct.

Spearman-Brown

A formula used in psychometrics to estimate the reliability of a test, particularly in relation to the length of the test.

Cronbach's Alpha

A statistical measure used to assess the reliability or internal consistency of a set of test or survey items.