For each description of data, identify theW’s, name the variables, specify for each variable whether itsuse indicates that it should be treated as categorical or quantitative, and, for any quantitative variable, identify the units inwhich it was measured (or note that they were not provided) Vineyards Business analysts hoping to provide information helpful to American grape growers compiled thesedata about vineyards: size (acres), number of years inexistence, state, varieties of grapes grown, average caseprice, gross sales, and percent profit.

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Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.