A researcher wants to determine the number of hours per week that the typical student at CRC watches television He wants to estimate the mean to within 5 hours with 98 confidence Results from a previous survey indicate that the number of hours of television watched per week has a standard deviation of 11 hours a Estimate the sample size needed b If the researcher wanted to estimate the mean number of hours per week that a typical person watches television in the United States rather than just at CRC would the necessary sample size be larger smaller or the same Larger Smaller The Same