Completely different question: This question is posed to a large number of people who all attempt to answer is correctly. "What fraction of respondents answere

Completely different question: This question is posed to a large number of people who all attempt to answer is correctly. "What fraction of respondents answered the same as you? a) 25% b) 50% c) 0% d) 25%" If you choose the answer to this question at random, what is the chance it will be correct? What if you change it to "What fraction of respondents not including you answered the same as you"?