HEREDITY
BASICS OF PROBABILITY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
25/132
|
|
|
25/144
|
|
|
22/144
|
|
|
24/132
|
Detailed explanation-1: -Answer: The probability that out of two players chosen at random they would be a guard and a forward is 17.36%. Therefore, the probability that out of two players chosen at random they would be a guard and a forward is 17.36%.
Detailed explanation-2: -There are 12 people on a basketball team, and the coach needs to choose 5 to put into a game. a. How many different possible ways can the coach choose a team of 5 players? 12C3 = 792 ways the coach can choose a team of 5.
Detailed explanation-3: -Solution 1: There are two possibilities, X is a forward, in which there is (52)(42)(31)=180 ways of making this starting lineup. X could be a guard as well, which results in the same number, 180 ways of making the starting lineup. Add together to get 360 different ways of making this starting lineup.
Detailed explanation-4: -13-9)! = 13 x 12 x 11 x 10 x 9!/9!( 4!) = 13 x 11 x 5 = 715 lineups.
Detailed explanation-5: -There are 5 players in a basketball team. The height of each player is given below.