Answer:
the answer of the above question is -1.2
Answer:
73.33% probability that they also took the SAT
Step-by-step explanation:
We have these following two events.
Event A: Taking the ACT exam. So P(A) = 0.3.
Event B: Taking the SAT exam. So P(B) = 0.37.
The conditional probability formula is:
In which P(B|A) is the probability of event B happening given that A has happened, is the probability of both events hapenning.
22% of graduating seniors too both exams.
This means that
If the student took the ACT, what is the probability that they also took the SAT?
73.33% probability that they also took the SAT
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Answer: 6 11/12
Step-by-step explanation: