Let be the mean annual salary of major league baseball players for 2002. assume that the standard deviation of the salaries of these players is . what is the probability that the 2002 mean salary of a random sample of baseball players was within of the population mean, . assume that startfraction n over upper n endfraction less-than-or-equal-to 0.05 .

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?

Which graph represents the linear function below? y-3=1/2(x+2)