A researcher was conducting an investigation to determine if level of education affected a person's consumption of alcoholic beverages.The researcher was specifically interested in determining whether those with a grade school,high school,or college education were more likely to drink beer,wine,or hard liquor.To investigate the question the researcher planned to cross-classify these three education levels of respondents against their preferences for each of these beverages.She estimated that 20 percent of the population of interest had a college education,70 percent a high school education,and 10 percent only a grade school education,and further that 40 percent of the population preferred beer,40 percent wine,and 20 percent hard liquor.She desired a minimum of 20 observations per cell on which to base percentages.How large a sample should she select?

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The Answer of A researcher was conducting an investigation to determine if level of education affected a person's consumption of alcoholic beverages.The researcher was specifically interested in determining whether those with a grade school,high school,or college education were more likely to drink beer,wine,or hard liquor.To investigate the question the researcher planned to cross-classify these three education levels of respondents against their preferences for each of these beverages.She estimated that 20 percent of the population of interest had a college education,70 percent a high school education,and 10 percent only a grade school education,and further that 40 percent of the population preferred beer,40 percent wine,and 20 percent hard liquor.She desired a minimum of 20 observations per cell on which to base percentages.How large a sample should she select?

A Researcher Was Conducting an Investigation to Determine If Level