Which of the following best characterizes the definition of a variable?
a. a variable is any concept a researcher wishes to study
b. a variable is a logical grouping of attributes
c. a variable is something that causes change in an attribute
d. a variable is causal relationship
Answer b
Communication & Mass Media
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If you are very nervous about speaking, you should use your
introduction to apologize for your level of preparation or quality of delivery. Indicate whether the statement is true or false
Communication & Mass Media
What is a potential drawback of using objects as visual aids?
A. The object may be too small, too big, or too difficult to handle. B. The object may not work properly. C. The object may be difficult to obtain. D. The speaker may look at the object rather than the audience.
Communication & Mass Media