Probability of At Least One
QUESTION 1 of 3
Hi professor, would you mind doing question 61 from the mixed review? I can't seem to find my mistake. thank you !
QUESTION 2 of 3
Hi professor I need help with questions 53-55 on section 3.7 thank you!
QUESTION 3 of 3
I am having trouble solving this problem: A sample of 4 different calculators is randomly selected from a group containing 13 that are defective and 27 that have no defects. What is the probability that at least one of the calculator is defective.