Tricks Flashcards
1
Q
If P(A) = P(A|B), then ___
A
A and B are independent events.
2
Q
3 conditions for binomial
A
x is binomial (trial is independent), probability of success is always the same, and it’s either success or failure
3
Q
N
x
p
A
N = number of trials
x = number of successes
p = probability of success
4
Q
x~ Binom(n,p)
A
x: The number of successes that result from the binomial experiment.
n: The number of trials in the binomial experiment.
P: The probability of success on an individual trial.
5
Q
continuous distribution equal signs
A
doesn’t matter
6
Q
discrete random variables, equal signs
A
matter
