QUESTION IMAGE
Question
the table gives a set of outcomes and their probabilities. let a be the event \the outcome is less than or equal to 5\. find p(a).
| outcome | probability |
|---|---|
| 2 | 0.02 |
| 3 | 0.06 |
| 4 | 0.03 |
| 5 | 0.24 |
| 6 | 0.03 |
| 7 | 0.25 |
| 8 | 0.24 |
| 9 | 0.05 |
Step1: Identify relevant probabilities
Event \(A\) is outcome \(\leq5\). So we take probabilities of \(1,2,3,4,5\).
\(P(1) = 0.08\), \(P(2)=0.02\), \(P(3)=0.06\), \(P(4) = 0.03\), \(P(5)=0.24\)
Step2: Sum the probabilities
\(P(A)=P(1)+P(2)+P(3)+P(4)+P(5)\)
\(P(A)=0.08 + 0.02+0.06 + 0.03+0.24\)
\(P(A)=0.43\)
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\(0.43\)