Let event A = You buy a new umbrella on Friday. Which event is most likely to be independent of A?
A. You had a math test on Thursday.
B. You visited the school lost-and-found on Thursday afternoon.
C. It rained on Thursday.
D. The weather forecast says it will rain on Saturday.

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297