Student's attempt Let X = the number of accidenty X ~ Po(0.8) The possible values of X are 1, 2, 3,s P(X > 2) = 1 - [P(X=1) +P(X =2)] e*0.8' $0.82 - 1 - (0.35946 + 0.14379) = 1 - 0.49675 %3D 1! 2!

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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.