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Two marbles are drawn without replacement from a box with 3 white, 2 green, 2 red, and 1 blue marble. Find the probability.
-Both marbles are white.
Questionnaire
A set of written questions used for collecting information from individuals.
Interview
A method of gathering information by asking questions orally, either face-to-face or over the telephone.
Experiment
A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact through controlled conditions and variables.
Population
The total number of inhabitants constituting a particular race, class, or group in a specified area.
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