When Josie Applies for the Job of Store Cashier, She

question 14

Multiple Choice

When Josie applies for the job of store cashier, she is given a test that involves answering 150 simple addition and subtraction items. She is told to answer as many of the questions as she can in 10 minutes. The type of test that Josie is taking is a:

• A)power test.
• B)speed test.
• C)performance test.
• D)psychomotor test.

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Definitions:

Statistical Inference

The process of drawing conclusions about population parameters based on a sample taken from the population.

Binomial Distribution

A probability distribution that summarizes the likelihood that a value will take one of two independent states under a given number of observations.

Uniform Distribution

A type of probability distribution where all outcomes are equally likely; in a continuous uniform distribution, any value within a specified range is equally likely to occur.

Standard Normal Variable

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