Interactive practice questions
Ursula takes a bus to the station and then immediately gets on a train to work. Is the probability of her missing the train independent or dependent on her missing her bus?
Dependent
A
Independent
B
Easy
< 1min
If two events are independent, then
$P$P$($($A$A and $B$B$)$) $=$=
Easy
< 1min
The probability that Ursula, Jimmy and Bianca get permission to go on their school trip are $0.5$0.5, $0.7$0.7 and $0.3$0.3, respectively. What is the probability that at least one of them gets permission?
Easy
2min
Given that $P\left(A\cap B\right)=$P(A∩B)=$0.2$0.2 and $P\left(A\cap B'\right)=$P(A∩B′)=$0.3$0.3.
Medium
5min
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