4) A group of 1466 students were surveyed about the courses they were taking at their college with the following results: 708 students said they were taking Psychology. 584 students said they were taking Dance. 767 students said they were taking English. 614 students said they were taking Science. 370 students said they were taking Science and English. 330 students said they were taking Dance and English. 311 students said they were taking Psychology and Dance. 322 students said they were taking Psychology and Science. 100 students said they were taking Dance, Science, and English. 157 students said they were taking Psychology, Dance, and English. 99 students said they were taking Psychology, Dance, and Science. 212 students said they were taking Psychology, Science, and English. 32 students said they were taking all four courses. Fill in the following Venn Diagram with the cardinality of each region. So that you do not need to draw the 4 set Venn Diagram, here is a printable version: Printable 4 Set Venn Diagram Psychology Dance II. v. VII. IV. VII. VI. IX. X. XI. XII. XIII. Science English XIV.

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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.