8. Report. Give examples of groups. For each one, give the set and the operation, and explain how they satisfy the rules. Include finite and infinite groups, commutative and non-commutative group.

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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.