ldo wollol sd Problem 9: A club sold cookies as a fundraiser, beginning on January 1. The graph below indicates total number of boxes of cookies sold as of certain dates. does o olden un gwelload 50 $ 40 30 20 10 May 1 June 1 Apr. 1 Mar. 1 Feb. 1 Jan. 1 6. During which month did the club have greatest sales? Junt 7. During which month did the club have least sales? Jan uary 8. What were the approximate sales from March 1 to June 1? 25 sales Problem 13 Which of the following numbers is between V6 and v12? List all such 9. numbers. 8, 3, 2 2, 2/5,3.5 10. Which of the following numbers is between m and 4? List all such numbers. 49 V17, V8, V12, 4 10 26 7

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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.