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  1. mathematics
  2. statistics
  3. you may need to use the appropriate appendix table

You may need to use the appropriate appendix table or technology to answer this question...

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Statistics

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You may need to use the appropriate appendix table or technology to answer this question Fewer young people are driving In year A 66 9 of people under 20 years old who were eligible had a driver s license Twenty years later in year B that percentage had dropped to 48 7 Suppose these results are based on a random sample of 1 700 people under 20 years old who were eligible to have a driver s license in year A and again in year B a At 95 confidence what is the margin of error of the number of eligible people under 20 years old who had a driver s license in year A Round your answer to four decimal places At 95 confidence what is the interval estimate of the number of eligible people under 20 years old who had a driver s license in year A Round your answers to four decimal places to b At 95 confidence what is the margin of error of the number of eligible people under 20 years old who had a driver s license in year B Round your answer to four decimal places At 95 confidence what is the interval estimate of the number of eligible people under 20 years old who had a driver s license in year B Round your answers to four decimal places to

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