Two packaging machines cause some amount of production losses while packaging different products. A production engineer wants to compare these two machines from the point of production losses. He calculated the production losses of two machines as in the Table below. Find a 90% confidence interval for μx - μy and interpret. Product Type Machine X Machine Y 1 12.73 13.89 2 9.75 10.32 3 13.78 17.01 4 8.37 10.43 5 11.71 11.39 6 15.47 17.99 7 14.56 16.02 8 11.74 11.9 9 9.76 13.11 10 12.47 13.88

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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.