Find a 95% confidence interval of the average of the lenghs


suppose the length of movies expressed in minutes are normally distributed. Four movies are randomly selected. Their lenghts were 110, 96, 125, and 136 minutes. Find a 95% confidence interval of the average of the lenghs of the movie.

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Basic Statistics: Find a 95% confidence interval of the average of the lenghs
Reference No:- TGS0120780

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