Claim: A minority of adults would erase all of their personal information online if they could. A software firm survey of 440 randomly selected adults showed that 37​% of them would erase all of their personal information online if they could.   Complete parts​ (a) and​ (b) below.   a. Express the original claim in symbolic form. Let the parameter represent the adults that would erase their personal information.   equals=  ​(Type an integer or a decimal. Do not​ round.) b. Identify the null and alternative hypotheses.   H0​:   equals=     H1​:   ​(Type integers or decimals. Do not​ round.)

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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.