As part of the SPC Reads initiative, Prof. Rosengarten needs to find out what the 10 most popular books right now are with current students.  She puts the student number of every currently enrolled student into a cauldron, and selects 50 at random to ask what they are reading now.  What sampling method did Prof. Rosengarten employ?   Question 8 options:   Simple Random   Stratified   Systematic

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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.