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What is the margin of error for confidence level

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A survey of 369 working parents found 200 who said they spend too little time with their children because of work commitments.

- What is the points estimate of the proportion of the population of working parents who feel they spend too little time with their children because of work commitments?

- What is the margin of error for 95% confidence level?

- What is the 95% confidence interval for the proportion of working parents who feel they spend too little time with their children because of work commitments?

- What sample size should have been used if a margin of error 0f 0.03 was desired.

Reference no: EM13916778

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