For the three-part question that follows, provide your answer to each question in the given workspace. Identify each part with a coordinating response. Be sure to clearly label each part of your response as Part A, Part B, and Part C. A bag contains three blue marbles, five red marbles, and four green marbles. Part A: What is the probability of selecting a red marble? Part B: What is the probability of selecting three red marbles wit

You are taking a multiple-choice quiz that consists of 10 questions. Each question has 5possible answers, only one of which is correct. To complete the quiz, you randomly guess theanswer to each question. Find the probability of guessing at least three answers correctly.

Solve this question with steps please. The subject is basic probability and statistics. Math 105

Recently a community college offered a 2-credit course to help students with math anxiety. At the beginning of the course, each student took a 30-question survey (called MARS-S); the higher the score, the more anxiety experienced by the student. The nine students remaining in the class took the same survey at the end of the course. The before and after scores for each of the nine students who completed the course are shown below, student before after 1 72 69 66 52 3 83 71 97 85 95 61 78 45 95 56 8. 52 43 93 62 Compute the correlation between before and after scores for these students. (Assu conditions have been satisfied and round your answer to the nearest 0.001.) the correlation Question Help: D Video O Message instructor Submit Question 目 Cip Co %23 24 96 & 4. 5 7 8. 9.