4. (Z - TABLE) According to a study conducted by the Gallup organization, the proportion of American who are satisfied with the way things are going in their lives is 0.82. Suppose that a random sample of 110 Americans is obtained. (use 2 decimals) a) Check necessary condition(s) and describe the shape of the sampling distribution of P b) What is the probability that 89 or fewer Americans in the sample are satisfied with their lives? c) Is the result of b) unusual? Why or Why not?

Equations and inequalities describe the relationship between two mathematical expressions.

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.