A One-Tailed Test of Significance Could Be Used Whenever

question 17

Multiple Choice

A one-tailed test of significance could be used whenever

• A)the researcher can predict a direction for the difference.
• B)the researcher feels like it.
• C)the null hypothesis is thought to be true.
• D)the alpha level exceeds 0.10.

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Definitions:

Muscle Fibers

The elongated, narrow cells composing muscles, which can contract to facilitate movement.

Isotonic Eccentric Contraction

A type of muscle contraction in which the muscle lengthens under tension, such as lowering a weight slowly.

Tension

The state of being stretched tight or the mental or emotional strain.

Complete Tetanus

A state of sustained muscle contraction without relaxation, usually induced by rapid, repeated stimulation.