Edwin catches trout at times of a poisson process with rate 3 per hour. suppose that the trout weigh an average of 4 pounds with a standard deviation of 2 pounds. find the mean and standard deviation of the total weight of fish he catches in two hours.

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?