State Whether You Think the Difference Between What Occurred and What

question 115

Multiple Choice

State whether you think the difference between what occurred and what you would expect by chance is statisticallysignificant.
-In nine out of the last ten years, the stock market has gone up.

• A)Not statistically significant
• B)Statistically significant

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Definitions:

Augmented Matrix

A matrix created by adding the columns of two specified matrices together, usually representing a system of linear equations.

Back-substitution

A method used in algebra to solve systems of equations by solving one equation first and then substituting its value into other equations.

Variables

Symbols in mathematics that represent unknown quantities or can take on various values in an equation or expression.

Solution

The value or values that satisfy an equation or inequality.