If You Are Subtracting the Lowest Value in a Variable

question 4

Multiple Choice

If you are subtracting the lowest value in a variable distribution from the highest value, you are calculating the variable's ______.

• A) mean
• B) mode
• C) median
• D) range

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Definitions:

Standard Normal Variable

A random variable that has a normal distribution with a mean of zero and a standard deviation of one.

Random Variable

A variable whose possible values are numerical outcomes of a random phenomenon.

Standard Normal Variable

A normal random variable with a mean of zero and a standard deviation of one; used as a basis for comparison with other normal distributions.

Probability

A numeric expression ranging from 0 to 1 that indicates how probable an event is to take place.