NEW
Font size
WorksheetsProbability
Total questions: 11
Worksheet time: 6mins
Two events A “It will rain tomorrow in Houston” and B “It will rain tomorrow in Galveston” (a city near Houston)
Not Independent
Independent
Tossing a head on the coin and rolling a 6 on the die
Dependent
Independent
Mutually exclusive
Not mutually exclusive
Suppose events A and B are independent and P (A and B) is 0.2. Which statement could be true?
P(A)=0.4, P(B)=0.3, P (A or B) =0.5
P(A)=0.8, P(B)=0.25
P(A given B)=0.2, P(B)=0.2
P(A)=0.15, P(B)=0.05
A coin is tossed and a number cube is rolled. Find the probability, P(heads and 7).
1/14
1/2
0
1/7
Identify if the events are independent or dependent, then calculate the probability. Leave as a fraction.
4912
9156
4948
1249
You throw two fair dice, one green and one red, and observe the numbers uppermost. Take A: the sum is 7, and B: the red die comes up even. Are these two events independent? (use test for independence)
Independent
Dependent
You throw two fair dice, one green and one red, and observe the numbers uppermost. Decide which of the following pair of events are independent
A: The sum is 5
B: Both dice show the same number
Independent
Dependent
