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Most musicians have different popularities among various age groupings. In a random sample of 200 high...

Most musicians have different popularities among various age groupings. In a random sample of 200 high school students, 163 said they liked Beyoncé or her work. In a random sampling of 200 adults aged 30 to 40, 128 of them said they liked Beyoncé or her work.

Write down the formula needed in order to create a 95% confidence interval:

Construct a 95% confidence interval for the difference in the proportion of students that like Beyonce or her work and the proportion of adults that like Beyonce or her work.

Interpret the confidence interval in the context of the problem.

Math   Statistics-And-Probability   
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