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Use the table of cumulative areas under the normal curve to find the z-score that

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Question;1.) Use the table of cumulative areas under the normal curve to find the z-score that corresponds to the given cumulative area. If the area is not in the table, use the entry closest to the area. If the area is halfway between the two entries, use the z-score halfway between the corresponding z-scores. If convenient, use technology to find the z-score.2). Find the margin of error for the given values of c, s, and n.c=0.90 s=3.8 n=813.) Find the indicated probability using the standard normal distribution.P(-2.87

 

Paper#61129 | Written in 18-Jul-2015

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