there were 16 presidents of the continental congresses from 1774 to 1788. each of the five students in a seminar in american history chooses one of these on which to do a report. if all presidents are equally likely to be chosen, calculate the probability that at least two students choose the same president. round your answer to five decimal places.

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Use the squared identities to simplify sin^2x cos^2x