Question: 1)A student enrolls in a statistics class.There is a probability of 0.3 that they will be assigned to Professor Jones's class, and a probability of

1)A student enrolls in a statistics class.There is a probability of 0.3 that they will be assigned to Professor Jones's class, and a probability of 0.7that they will be assigned to Professor Smith.Historically the probability of getting a B or higher in Professor Jones's class was 0.8 while in Professor Smith's class it was 0.6.Given that a student achieved a B or higher, what is the probability that the student had Professor Jones as an instructor?

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