Interactive practice questions
A standard six-sided die is rolled $691$691 times.
a
If it lands on a six $108$108 times, what is the probability that the next roll will land on a six?
b
Is the outcome of the next roll independent of or dependent on the outcomes of previous rolls?
Dependent
A
Independent
B
Easy
< 1min
Two events $A$A and $B$B are such that $P\left(A\cap B\right)=0.3$P(A∩B)=0.3 and $P\left(A\right)=0.5$P(A)=0.5.
Calculate $P\left(B\right)$P(B) if events $A$A and $B$B are independent.
Medium
1min
Consider the following probability Venn diagram showing the probabilities of each area:
Medium
1min
Suppose $P\left(A\right)=0.2$P(A)=0.2 and $P\left(B\right)=0.3$P(B)=0.3.
Medium
2min
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