In: Statistics and Probability
John is going to take a quiz with 10 MC questions. Each
question has only one...
- John is going to take a quiz with 10 MC questions. Each
question has only one correct answer out of 4 choices. Suppose John
simply answer each question by random guess,
- (5) What is the probability of have 5 questions answered
correctly?
- (5) What is the expected number and standard deviation of the
questions answered correctly?
- (10) If a correct answer counts for 1 point and a wrong answer
causes 1 point deduction,
- list out all the possible points of this quiz.
- what is the expected points of John’s quiz?