If $z ( t ) = 2 t ^ { 2 } + 7 t - 4$

question 22

Multiple Choice

If $z ( t ) = 2 t ^ { 2 } + 7 t - 4$ , find $z ( - 2 )$ and $z ( 7 )$ .

• A) \(z ( - 2 ) = 11 ; z ( 7 ) = 101\)
• B) \(z ( - 2 ) = - 2 ; z ( 7 ) = 241\)
• C) \(z ( - 2 ) = - 26 ; z ( 7 ) = 143\)
• D) \(z ( - 2 ) = - 10 ; z ( 7 ) = 143\)

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Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect, serving as the default position to be tested against an alternative hypothesis.

Alternative Hypothesis

In hypothesis testing, the hypothesis that proposes a difference or relationship exists between two variables, as opposed to the null hypothesis.

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