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    examples for population versus sample

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    1) Determine whether the evaluated group is a population or a sample

    a) Based on a randomly selected group of 500 patients with high cholesterol, it was found that 67% have heart disease. Is this a population or a sample; explain your answer.

    b) An investigation of 150 randomly selected local restaurants concluded that 42% of local restaurants have serious health code violations. Is this a population or a sample; explain your answer.

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    Solution Preview

    a. This is a sample because a population is a collection of data whose properties are ...

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    The solution provides detailed examples for population versus sample.

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