Article Review. Many articles present statistical data and listmargins of error (for example reports on political opinion pollsgrowth or decline of the housing markets manufacturing sectorsetc.). […]
Unscientific Sampling. Consider question 7.45 from the text: AMilwaukee television station WITI-TV conducted a telephonecall-in survey asking whether viewers liked the new newspaper theJournal Sentinel. On […]
Relative Frequency. Conceptually we would expect the probabilityof newborn males and females to be the same. However censusreports indicate that the ratios of males and females […]
You are the manager at a company and are asked to present areport on the year-to-date performance of your division. What typeof statistical information would you […]