Andrew took a random sample of 10 decorated ceramic cups from a population of 100 cups to determine the sample mean number of defective cups. Barbara took another random sample of 10 cups from the same population for the same task. What would happen if Andrew and Barbara both choose a sample size of 20? The difference of their sample means is likely to .
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The difference in their sample means is most likely to decrease because if you take something, the number goes down and that is decreasing the amount of cups that was there .
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The sample would decrease
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