Question: Use the given confidence interval to find the margin of error for the population mean 7.4 Use the given confidence interval to find the margin

Use the given confidence interval to find the margin of error for the population mean 7.4
Use the given confidence interval to find the margin of error for the population mean 7.4 < < 31.2 19.3 None of these 12.2 11.9 10.7
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