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fredd [130]
3 years ago
12

P(a)=0.50 p(b)=0.30 and p(a and b)=0.15 what is p(a or b)

Mathematics
2 answers:
Softa [21]3 years ago
6 0

Answer:

Option C is correct

P(A or B) = 0.65

Step-by-step explanation:

<u>Given: </u>

P(A) =0.5

P(B)=0.30

P(A and B) =0.15

( The probability of the happening of both independent events will be there product) P( A and B ) =P(A).P(B)

<u>Solution:</u>

To find the probability  of the Happening of event A either event B  we will use the following formula

P(A or B) = P(A) + P(B)-P(A and B)

                  = 0.5 + 0.3 - 0.15

                  =0.65

Mkey [24]3 years ago
4 0

Answer:

The answer is 0.65

Step-by-step explanation:

Just took the quiz on APEX :)

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