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WorksheetsDependent Probability
Total questions: 12
Worksheet time: 43mins
What is the probability of drawing an odd number, then drawing a 6? (no replacement--dependent event)
3/8
3/7
9/56
5/37
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. They will draw 2 times and draws are made without replacement. What is the Probability of both marbles being purple?
2/9
1/3
1/2
1/4
A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced.
What is the Probability of drawing a white, then purple, then black?
1/36
2/39
5/41
6/43
A bag has 2 yellow marbles and 8 brown marbles. Nancy takes out two marbles without replacing the marbles. What is the probability that they will both be yellow?
2/19
1/10
1/25
1/45
Dependent probability happens when the first item is not replaced, causing the total outcomes to decrease by 1.
true
false
Is the event INDEPENDENT or DEPENDENT?
Amy is playing a card game. She picks a card at random. Then without putting the first card back, she picks a second card at random.
Independent
Dependent
You are playing a game of scrabble. The tiles shown are dropped in a bag. You need to choose two tiles. What is the probability of choosing an "E", keeping it, and then choosing a "H"?
4/15
1/70
1/75
1/225
This jar contains 20 pieces of bubble gum. The green ones are Tisha's favorite flavor. Her teacher told her she can have two pieces. What is the probability she will randomly pick two green?
1/4
1/2
9/38
18/45
Find the probability if you pick a card, do not replace it, then pick another card. What is the probability of both cards being black?
15/56
5/14
3/28
Each letter of the word Banana is written on a card. Find each probability if you pick two cards without replacing the first. What is the probability of picking and N and then an A?
p(N, then A)
1/15
1/5
1/10
2/3
Each letter of the word Banana is written on a card. Find each probability if you pick two cards without replacing the first. What is the probability of picking an A and then a B?
p(A, then B)
1/15
1/5
1/10
3
