Using the TI-84 calculator, find the area under the standard normal curve. Round the answers to four decimal pla (a) Find the area under the standard normal curve that lies outside the interval between z=-1.18 and z = 2.47 (b) Find the area under the standard normal curve to the left of z = 1.98. (c) Find the area under the standard normal curve to the right of z = 2.34. (d) Find the area under the standard normal curve that lies between z = 1.67 and z= 2.19.

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Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.