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Suppose a sample of 10 participants had their systolic blood pressure measured. The sample had a mean of 124.6 mm Hg with a standard deviation

Suppose a sample of 10 participants had their systolic blood pressure measured. The sample had a mean of 124.6 mm Hg with a standard deviation of 10.4 mm Hg.

If the sample size was increased, how would that affect the size of the confidence interval?

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