At a certain university 30 of the students who take basic Sp

At a certain university, 30% of the students who take basic Spanish are freshman, 35% are sophomores, 20% are juniors and 15% are seniors. From department records, it is found that 20% of the freshman who take the course get As, out of the sophomores who take the course 30% get As, out of the juniors 35% get As, and 40% of the seniors get As. a. Create a joint probability table for this problem.b. Given that a student got an A in basic Spanish, what is the probability that he or she is a freshman?

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