This video discusses sampling in the context of how estimates of population parameters are obtained. It refers to the What Is an Average? (Links to an external site.) video, where they obtained an “average of 1.89 feet per person” using a sample of a group of playground-bound kids plus a one-legged man who was asked to show up. They concluded that the sample was a bad one and that random sampling would be a better way of obtaining a representative sample to be confident that the sample statistic is a good estimate of the population parameter.
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Option 2: Magazines often report surveys giving statistics such as, “63% of women expect the man to pay on the first date.”
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