Confidence interval for population proportion of suitcase

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Reference no: EM131373550

Money magazine is on a search for the indestructible suitcase.

If in a test of the Helium Fusion Expandable Suiter, 85 suitcases out of a sample of 100 randomly tested survived rough handling at the airport, give a 90% confidence interval for the population proportion of suitcases of this kind that would survive rough handling.

Reference no: EM131373550

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