2.38 Baggage fees: An airline charges the following baggage fees: $30 for the first bag and $30 for the second. Suppose 47% of passengers have no checked luggage, 25% have only one piece of checked luggage and 28% have two pieces. We suppose a negligible portion of people check more than two bags. a) The average baggage-related revenue per passenger is: $ (please round to the nearest сent) b) The standard deviation of baggage-related revenue is: $ (please round to the nearest сent) c) About how much revenue should the airline expect for a flight of 110 passengers? $ (please round to the nearest dollar)

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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.