Explain what it means for a question to be mutually exclusive and exhaustive. Why is this important for data collection?
What will be an ideal response?
Mutually exclusive--a variable's attributes (or values) are mutually exclusive when every case can be classified as having only one attribute (or value; exhaustive--offer at least one option with room for ambiguity; respondents may skip questions or make up answers, therefore affecting the data collected.
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A. John Adams B. George Washington C. Benjamin Franklin D. James Madison
According Richard Herrnstein and Charles Murray, the authors of the controversial book The Bell Curve, highest average IQ scores are found among
A. Whites B. African-Americans C. Asian-Americans D. none of the above
The national government – not the state – would most probably prosecute a case involving
a. murder. b. counterfeiting. c. robbery. d. auto theft.
A raw score above the mean of the distribution will result in a z score
a. greater than zero b. of zero c. less than zero d. equal to the mean of the distribution