We Use the Analysis of Variance Rather Than the T

question 49

Multiple Choice

We use the analysis of variance rather than the t ratio when more than two groups are Involved because:

• A)it is less time consuming to make the necessary calculations.
• B)it decreases the likelihood of making a Type 1 error.
• C)the more statistical tests conducted, the more likely sampling error may cause statistically Significant findings.
• D)all of the above

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Definitions:

Reciprocating Motion

A type of movement where an object or part moves back and forth along a straight line, as seen in pistons and pumps.

Mechanical Advantage

The ratio of the output force produced by a mechanical system to the input force applied, a measure of the efficiency of the system.

Mechanical Advantage

The ratio of the force produced by a machine to the force applied to it, used in mechanical systems to gain a greater output force from a smaller input force.

Teeth

Typically refers to the individual projections along the edge of a gear or similar component that mesh with those of another to transmit motion and force.