- 2 The Study From Question 1 Actually Compared The Proportion Of Female Non Smokers To Female Smokers Who Became Pregnan 1 (96.5 KiB) Viewed 31 times
2. The study from Question 1 actually compared the proportion of female non-smokers to female smokers who became pregnan
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2. The study from Question 1 actually compared the proportion of female non-smokers to female smokers who became pregnan
2. The study from Question 1 actually compared the proportion of female non-smokers to female smokers who became pregnant in the first cycle after going off birth control. The table shows partial results: Total Smokers 38 Pregnant after 1st cycle Non-smokers Yes 206 No Total 543 135 (a) Complete the table and state whether sample sizes are sufficient for the Central Limit Theory (CLT) to hold. (b) Find and interpret a 90% confidence interval for the difference in proportion between non- smokers and smokers. (c) Conduct a hypothesis test to determine if the pregnancy success rates of smokers and non- smokers are significantly different (use 5% significance level). Show all details of the test and provide a conclusion in context.
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