Mathematics, 25.11.2021 07:40, brutcherk
Bowling: Sarah and Thomas are going bowling. The probability that Sarah scores more than 175 is 0.4, and the probability that Thomas scores more than 175 is 0.2. Their scores are independent.
a. Find the probability that both score more than 175.
b. Given that Thomas scores more than 175, the probability that Sarah scores higher than Thomas is 0.3. Find the probability that Thomas scores more than 175 and Sarah scores higher than Thomas.
Answers: 2
Mathematics, 21.06.2019 17:30, chaparro0512
Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10
Answers: 2
Mathematics, 21.06.2019 20:20, oscarmasinde44
Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.
Answers: 1
Bowling: Sarah and Thomas are going bowling. The probability that Sarah scores more than 175 is 0.4,...
Mathematics, 06.11.2019 23:31