Can someone help me correct these please?
2. What is the expected value of thread color?...
2. What is the expected value of thread color? 12(0.2a72 0.261? ) UsE Common Distributions (40 points) An environmental safety and health engineer is developing an exam for workers to take after they study a workplace safety manual. The test has 10 auestions and a score of 8 or better is needed to pass. A worker who does not study the manual has a 33% chance of answering each question correctly. Use this information to answer questions 1 and 2. 1. What is the probability that a worker who did not study the manual will pass the exam? p(X)C033) pe) Ple -0192 47 2. The exam is given to 1,500 workers. An anonvmous survey reveals that 10% of them did not study the manual. What is the probability that at leastone worker who did not study the manual passed the exam? :1500 150 1-plo) WANK 0.00 63 Sho