The probability that the Mustangs win a certain game is 50%. A fair coin is used to simulate the team's chance of winning 4 of the next 7 gamesA winning game is represented by a coin that lands heads up. Answer parts a and b?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?