A simple random sample of size n is drawn. The sample mean is found to be 18.9, and the sample standard deviation is found to be 4.1.   construct a 95% confidence interval about mean if the sample size is 51. lower bound_. Upper bound_. (use ascending order. Round to two decimal places as needed.)

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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.