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To determine the mean number of children per household in a community Tabitha surveyed 20...

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To determine the mean number of children per household in a community Tabitha surveyed 20 families at a playground For the 20 families surveyed the mean number of children per household was 2 4 Which of the following statements must be true A The mean number of children per household in the community is 2 4 B A determination about the mean number of children per household in the community should not be made because the sample size is too small C The sampling method is flawed and may produce a biased estimate of the mean number of children per household in the community D The sampling method is not flawed and is likely to produce an unbiased estimate of the mean number of children per household in the community

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