Maths S1 Formuals

What is the addition rule for probability?

P(A or B) = P(A) + P(B) - P(A and B)
What is the formula for conditional probability?

P(A|B) = P(A. and B)/P(B)
What is the multiplication rule for probability?

P(A and B) = P(A|B) x P(B)
How can you calculate if A and B are independent?
- P(A|B) = P(A)
- P(A and B) = P(A) x P(B)
How do you know if A and B are mutually exclusive?

P(A and B) = 0

Author

otter266

318618

Card Set

Maths S1 Formuals

Description

Flash cards for the formula needed for statistics 1

Updated

2016-04-09T17:16:11Z

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