Arthritis The Centers for Disease Control and Preven-tion reported a survey of randomly selected Americans age 65 and older, which found that 411 of 1012 men and535 of 1062 women suffered from some form of arthritis.a) Are the assumptions and conditions necessary forinference satisfied? Explain.b) Create a 95% confidence interval for the difference inthe proportions of senior men and women who havethis disease.c) Interpret your interval in this context.d) Does this confidence interval suggest that arthritis ismore likely to afflict women than men? Explain.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.