A study was done of 6 patients admitted to a hospital.   Their ages (x) and systolic blood pressure (y) was recorded. Age (x) Systolic blood pressure (y) 43 123 48 125 56 135 61 143 67 145 70 152 A.  Determine the value of se, reporting to 3 decimal places. B.   Determine the value of ∑ (x-mean)2.   Note:   The mean is an exact value with 1 decimal place.   The desired value also has 1 decimal place.

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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.