A minority of adults would erase all of their personal information online if they could. A software firm survey of 479 randomly selected adults showed that 42​% 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. ​(Type an integer or a decimal. Do not​ round.)   b. Identify the null and alternative hypotheses. ​(Type integers or decimals. Do not​ round.)

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.