There are 42 students in the University Travel Club. The following information and Venn diagram show how many students traveled to Germany, France, and Spain. How many students have been to France or Spain but not Germany? 19 members have visited Germany 22 have been to Spain 18 have visited France 9 have been to Germany and France 6 have only been to France 4 have only been to Germany 3 have been to only Spain and France 5 have been to all three countries Some of the members have not been to any of the three U Germany 4 4 6.

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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.