Construct the Indicated Confidence Interval for the Population Mean $\bar { x }$

question 37

Multiple Choice

Construct the indicated confidence interval for the population mean ? using the t-distribution. c = 0.95, $\bar { x }$ = 645, s = 31, n = 16

• A)(628.5, 661.5)
• B)(876.2, 981.5)
• C)(531.2, 612.9)
• D)(321.7, 365.8)

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Definitions:

Sedimentary

Relating to rocks formed by the accumulation and consolidation of mineral and organic particles deposited by water, ice, or air.

Lignite

A soft brownish coal showing traces of plant structure, intermediate between bituminous coal and peat.

Sulfuric Acid

A highly corrosive strong mineral acid with molecular formula H2SO4, widely used in industry.

Runoff

Water from rain, snowmelt, or other sources that flows over the land surface and is not absorbed into the ground, potentially carrying pollutants to bodies of water.