When Using a Lectern, Speakers Should

question 29

Multiple Choice

When using a lectern, speakers should

• A) grip the edges of the lectern.
• B) put hands in pockets to avoid touching the lectern.
• C) clasp hands behind the back to avoid touching the lectern.
• D) rest hands lightly on the lectern.

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Definitions:

Alternative Hypothesis

A hypothesis that proposes a statistical relationship between variables, opposite to the null hypothesis suggesting no relationship.

Main Effect

The direct impact of an independent variable on a dependent variable in an experimental design.

Null Hypothesis

A default hypothesis that there is no effect or no difference, and any observed difference is due to sampling or experimental error.

Interaction Effect

A phenomenon in which the effect of one independent variable on the dependent variable varies depending on the level of another independent variable.