check probability answer please

P(E)=0.30, P(F)=0.40, P(E intersec F)=0.1 P(E union F)=____.

My answer is 0.30+0.40-0.1= .6 is this right, thanks for checking my answer.

1. 0.70
2. 0.60
3. 0.50
4. 0.40

Quote:

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Originally Posted by kwtolley

P(E)=0.30, P(F)=0.40, P(E intersec F)=0.1 P(E union F)=____.

My answer is 0.30+0.40-0.1= .6 is this right, thanks for checking my answer.

1. 0.70
2. 0.60
3. 0.50
4. 0.40

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Looks OK to me.

Especially since:



RonL

thanks again for checking