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According to a 2011 report by the US Department of Labor, civilian Americans spend an average of 2.75 hours per day watching television.
According to a 2011 report by the US Department of Labor, civilian Americans spend an average of 2.75 hours per day watching television. A faculty member at DCC decides to do a study to see whether this average applies to DCC students. This faculty member believes that DCC students spend more time watching TV. Suppose the faculty member surveys a random sample of 100 DCC students, and for this sample, the mean number of hours per day spent watching TV turns out to be 3.3 hours, with a standard deviation of 1.97 hours.
- Show the general set up you would use to find a standardized score for this situation, and then show your specific set up to compute this value, as well as your computed value. Your use of appropriate notation is essential! Explain clearly how your standardized statistic helps you formulate a conclusion about the hypothesis. Make sure you are clearly writing out your conclusion in the context of this situation.