In the STA201 final exam, 6 problems are given to solve.You are an examinee and suppose, the probability that you solve any single problem is 0.8.Let's say,you have to solve MORE THAN 4 problems to get an A in the course. a. Determine the probability that you solve exactly 2 problems out of total 6 problems.  b. What is the probability of you getting an A in STA201?

the probability of winning on an arcade game is0.568. if you play the arcade game 22 times, what is the probability of winning more that 15 times?

The question out of the book is " Find the probability of drawing 4 aces. Hint: how many 5-card hands contain 4 aces?" I need to see the steps in solving, not just the answer. Thanks

Mike is a first year university student who is trying to understand his financial situation. Mike currently lives 1.5 miles away from campus. He works part time in a retail centre that pays him £800 per month. Mike saves £200 out of the part time job pay for his further education plan. As to the below Travel Expenses table published by the Students’ Union, 185 students were randomly selected to help understand the travel expenses and distance to campus. What’s the probability for Mike to spend over £10 on journeys to campus?     Distance to Campus (miles) Amount spent, £ 0.1 to 0.25 0.26 to 1.0 Over 1.0 0 – 4.99 35 26 10 5.00 – 9.99 18 39 20 10.00+ 4 14 19