The temperature of a flat surface at the point (x, y) is described by the function T(x, y). At the point (9, 4), the temperature is 10 degrees. Also, we know that T, (9, 4) = 8 degrees/unit and T,(9, 4) = = -5 degrees/unit. Which of the following is the best linear approximation to the temperature at the point (9.4, 4.3) O A. 13 degrees. O B. 12.5 degrees. O C. 10 degrees. O D. 11.7 degrees.

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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.