Ba vận động viên ném bóng rổ, mỗi người ném 1 quả với xác xuất ném trúng rổ là 0.7, 0.9, 0.8. tương ứng gọi X là số quả ném trúng rổ a. lập bảng phân phối xác xuất của X

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

What is the relationship between all triangles that can be drawn given the same three angles

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?