The temperature at a point in a room is given by T(x,y, z) = 200e-z²-3y²-9;2 where T is measured in C° and x, y, z are measured in meters. You are currently at the point (2, –1, 2). (a) Find the rate of change of the temperature in the direction (1, –4, 1). (b) What direction should you go to warm up the fastest? (c) What is the maximum rate of temperature increase?

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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.