Statistic class forum. Topic: Counting isn’t always easy

Statistic class forum. Topic: Counting isn’t always easy

Suppose that a class contains 15 boys and 30 girls, and that 10 students are to be selected at random for a special assignment. Find the probability that exactly 3 boys will be selected.

Please keep in mind that my evaluation of your post will be based on the extent to which you participated and fostered a positive and effective learning environment–for yourself and others. Participating and sharing are the keys.

Instructions:

Your initial post should reflect your understanding of the question posed. Initial post should be at least 250 words. In addition to the computations you employed to arrive at your response, your post must contain comments regarding the rationale for the approach you utilized. Simply listing an answer is of no real value in promoting a discussion.