Nielsen Media Research identified Empire and the Big Bang theory as the two top-ratedprime-time television series. In a local television preference survey, 750 individualswere asked to indicate their favorite prime-time television series: Three hundred thirtyselected Empire, 270 selected the Big Bang theory, and 150 selected another televisionshow. Use a .05 level of significance to test the hypothesis that there is no difference inthe preference for Empire and the Big Bang theory. What is your conclusion?

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.