Statistics
posted by James .
A roster contains the names of 12 students from the School of Math, Science and Engineering (MSE) and 8 students from the Dreeben School of Education (DSE). Determine the probabilities of randomly selecting the following if the selection is done without replacement:
A) An MSE student then a DSE student
B) A DSE student followed by 2 MSE students
C) Students from MSE, MSE, DSE, MSE, MSE, DSE in that order.
These are questions concerning probabilities and don't quite get them because im confused.

Nevermind, my friend is helping me out thanks!
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