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The daily intake of calcium was measured (in milligrams) from a random sample of 16 women...

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Basic Math

The daily intake of calcium was measured (in milligrams) from arandom sample of 16 women between the ages of 20 and 29. The samplemean and sample standard deviation of the observed data werecalculated to be 866.8 and 255.5, respectively. (4 decimalsplaces)

1. Conduct a 95% confidence interval for the population meandaily intake of calcium. State the lower bound.

2. Conduct a 95% confidence interval for the population meandaily intake of calcium. State the upper bound.

3. What is the margin of error for the above confidenceinterval

Answer & Explanation Solved by verified expert
4.1 Ratings (758 Votes)
Solution Given that 8668s 2555n 16Degrees of freedom df n 1 16 1 15At 95    See Answer
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