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Paha777
1 month ago
5

Ms. tucker travels through two intersections with traffic lights as she drives to the market. the traffic lights operate indepen

dently. the probability that both lights will be red when she reaches them is 0.22. the probability that the first light will be red and the second light will not be red is 0.33. what is the probability that the second light will be red when she reaches it?
Mathematics
1 answer:
Inessa [12.5K]1 month ago
4 0
For two independent events occurring consecutively, the combined probability is the multiplication of each individual probability, i.e. P(red1,red2)=0.22

It’s provided that the odds of the first being red and the second not being red is 0.33,

The probability of the initial light being red is P(red1)=0.33+0.22=0.55. 

Since the events are independent, then

P(red1)*P(red2)=P(red1,red2)
0.55*P(red2)=0.22
P(red2)=0.4
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