In Using Charts as Presentation Aids

question 29

Multiple Choice

In using charts as presentation aids:

• A)allow the charts themselves to convey obvious meanings.
• B)change the labels on well-made charts that already exist.
• C)count on their versatility to be useful for any speech.
• D)make sure they exactly match the purpose of your speech.
• E)use explanatory text next to each element of each chart.

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Definitions:

Reverse Control Groups

An experimental design element where the groups are reversed to check the effect of the independent variable in a new set of conditions or with different subjects.

Experimenter Bias

A form of bias introduced by the experimenter whose expectations about the outcome of the experiment can be subtly communicated to the participants.

Subject Bias

A form of bias introduced into scientific or experimental research by participants' expectations, treatment, or response to the knowledge that they are being observed.

Sampling Effect

A statistical effect in which the observed variability is not representative of the underlying population due to the sample size or method of selection.