Russia has recently started a push for stronger smoking regulations much like th

Question

Russia has recently started a push for stronger smoking regulations much like those in western countries concerning cigarette advertising, smoking in public places, etc. The datafile named Russia contains sample data on smoking habits of Russians that are consistent with those reported by The Wall Street Journal (The Wall Street Journal, October 16, 2012). Analyze the data using Excel and answer the following questions. Click on the datafile logo to reference the data DATA file a Develop a point estimate and a 95% confidence interval for the proportion of Russians who smoke. Round point estimate to two decimals and confidence interval to four decimal places. Point estimate ·A! Confidence interval 3445to.4555 b Develop a point estimate and a 95% confidence interval for the mean annual per capita consumption number of cigarettes of a Russian. If required, round your answers to nearest whole value Point estimate 2786 2340 to 3232U Confidence interval c. For those Russians who do smoke, estimate the number of cigarettes smoked per day. If required, round your answer to nearest whole value 6965

Explanation / Answer

here expected number of cigretters smoked per year by a smoker =2786/0.4=6965

therfore expected number of cigretters smoked per day by a smoker=6965/365 =~ 19

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