Mathematics, 09.11.2021 20:10 sophiat17
A 95% confidence interval for the mean lead concentration in the urine of adult men working with lead (for smelting) is 8.22 to 11.98 micrograms per liter (g/l). The numerical value of the margin of error for this confidence interval is Mg/1.
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A 95% confidence interval for the mean lead concentration in the urine of adult men working with lea...
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