Truman City College Department of Mathematics Quiz 27 Mean Median Mode Math 118 Spring 2021 Please make sure you write your answers neatly on a separate sheet of paper and scan or photograph afterwards! 1. The following data set reports ACT scores of students taking a Math 118 course. What is the mean, median, and mode of the data set. Looking at the mean and the median, what is the skew of the data set? 19, 21, 18, 26, 25, 29, 17, 20, 21, 23, 19, 22

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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.