Ineed asap! 50 points: a national restaurant chain claims that their servers make an average of $12.85 in tips per hour, with a standard deviation of $2.15. the servers at the restaurant chain's location in dallas make an average of $8.65 in tips per hour. given that the data is approximately normal, find the probability that a server, chosen at random, will make more than $8.65 in tips per hour. 89.25% 97.44% 10.75% 2.56%

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

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.

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?