Guessing in Quiz. A student takes a 10 question true-false quiz. Because the student had such a busy schedule, he or she could not study and randomly and independently guesses at each answer by tossing a fair coin. (a) What is the probability of the student guessing all the answers correctly? (b) What is the probability of the student guessing at least 2 answers correctly? (c) What is the expected number of correct answers that the student gets