Probability and Guessing A psychology professor gives a surprise quiz consisting of 10 true false questions, and she states that passing requires at least 7 correct responses. Assume that an unprepared student adopts the questionable strategy of guessing for each answer.

a. Find the probability that the first 7 responses are correct and the last 3 are wrong.

b. Is the probability from part

(a) equal to the probability of passing? Why or why not?