Age at Retirement 50-55 56-60 61-65 |Over 65 Total A2 A1 A3 A4 Attorney 10 35 73 49 167 C1 Career College Professor 10 49 81 46 186 C2 Secretary 21 45 63 49 178 C3 Store Clerk 18 44 70 50 182 C4 Total 59 173 287 194 713 Print Done

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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.