A meteorologist who sampled 14 thunderstorms found that the average speed at which they traveled across a certain state was 12 miles per hour. The standard deviation of the sample was 1.9 miles per hour. Use a graphing calculator and round the answers to at least one decimal place. Find the 86% confidence interval of the mean. Assume the variable is normally distributed. <  μ  <

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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.