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6 statway student handout statway student handout

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Unformatted text preview: isfied? 3 Find the estimated standard error. 4 Find the margin of error of a 95% confidence interval. 5 Interpret the margin of error. 6 Give the 95% confidence interval. ( , ) 7 Write a sentence to interpret your confidence interval in context. © 2011 THE CARNEGIE FOUNDATION FOR THE ADVANCEMENT OF TEACHING A PATHWAY THROUGH STATISTICS, VERSION 1.6, STATWAY™  ­ STUDENT HANDOUT STATWAY STUDENT HANDOUT | 3 Lesson 8.1.1 Intervals for a Population Proportion and the Normal Distribution NEXT STEPS In previous example, we used the Empirical Rule to find a 95% confidence interval. When a sampling distribution of sample proportions is approximately normal, the Empirical Rule states that 95% of sample proportions will be within 2 standard errors of the population proportion. Based on the Empirica...
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