Use the Poisson Distributi on to find the indicated probability. 12) A computer salesman averages 1.9 sales per week. Use the Poisson distribution to find the probability that in a randomly selected week the number of computers sold is 3. A)0.1881 B) 0.2137 C) 0.3249 D) 0.1710 Cl =m -m K - 1.0 m:1.9 x 3 92 1. J X

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.