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P(A)=0.35P(B)=0.40P(A and B)=0.13Find P(A or B).Round your answer to two decimal places.

PA035PB040PA And B013Find PA Or BRound Your Answer To Two Decimal Places class=

Sagot :

Given:

[tex]\begin{gathered} P\left(A\right)=0.35 \\ P\left(B\right)=0.40 \\ P\left(A\text{ }and\text{ }B\right)=0.13 \end{gathered}[/tex]

To find:

[tex]P(A\text{ or }B)[/tex]

Explanation:

Using the formula,

[tex]\begin{gathered} P(A\text{ or}B)=P(A)+P(B)-P(A\text{ and }B) \\ =0.35+0.40-0.13 \\ =0.62 \end{gathered}[/tex]

Therefore, the value is,

[tex]P(A\text{ or }B)=0.62[/tex]

Final answer:

The value is,

[tex]P(A\text{ or }B)=0.62[/tex]
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