These dates are from a normal distribution  find the interval of 85% of trust with these dates knowing that the Poblacion deviation is 4  103 100 103 110 105 101 101 106 105 101 108 100 103 103 105 100 102 102 101 101 101 109 106 107 108 107 108 110 103 106 106 110 103 110 106 108 109 104 110 108 109 103 102 108 100 107 110 106 102 103 100 107 106 102 110 110 109 106 106 108 108 109 107 Write the answer like these form (34.56,43.45)

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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.