A box contains 30 balls of the same size of which 10 are blue, 7 are white, 8 are orange and 5 are black. 2.1 If you ran
Posted: Thu Jul 14, 2022 4:53 pm
A box contains 30 balls of the same size of which 10 are blue, 7are white, 8 are orange and 5 are black.
2.1 If you randomly select 4 balls without replacement from thebox, what is the probability of getting all four colours in orderof white, black, blue and orange?
2.2 If you randomly select 3 balls with replacement from thebox, what is the probability of selecting one orange, one blue andone black ball from the box?
2.1 If you randomly select 4 balls without replacement from thebox, what is the probability of getting all four colours in orderof white, black, blue and orange?
2.2 If you randomly select 3 balls with replacement from thebox, what is the probability of selecting one orange, one blue andone black ball from the box?