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1. You want to know the proportion of Ottawa residents who personally know someone who has been the victim of violent crime. You thus collect

1. You want to know the proportion of Ottawa residents who personally know someone who has been the victim of violent crime. You thus collect a random sample of 1200 working residents of the city and find that 438 know a victim. Construct a 90% confidence interval of the proportion of Ottawa residents taking the bus to work, and interpret that confidence interval.

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