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maramdrmosh1Memo maramdrmosh1Memo
  • 06-01-2017
  • Mathematics
Answered

on a spinner :

p(3)=3l8 and the p(4) = 1/3

What is the probability of getting 3 or 4

Verified Answer :

LammettHash
LammettHash LammettHash
  • 06-01-2017

Landing on a 3 and landing on a 4 are mutually exclusive events, so

\(\mathbb P(3\cup 4)=\mathbb P(3)+\mathbb P(4)=\dfrac38+\dfrac13=\dfrac{17}{24}\)

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