Question

A bag contains 15 marbles of which 10 are red and 5 are white (the marbles of the same color are distinguishable from each other). 4 marbles are selected from the bag. (a) How many different samples of size 4 are possible? (b) How many samples of size 4 consist entirely of red marbles. (c) How many samples have 2 red and 2 white marbles? (d) How many samples of size 4 have exactly 3 red marbles? (e) How many samples of size 4 have at least 3 red marbles? (f) How many contain at least one red marble?

Answer 1

Answer:

The answer is 3

Step-by-step explanation:

You need to add 3