# Statistics

posted by
**Lisa Matthews**
.

A student is taking a true/false exam with 15 questions. If he guesses on each question, what is the probability he will get at least 13 question right?

posted by
**Lisa Matthews**
.

A student is taking a true/false exam with 15 questions. If he guesses on each question, what is the probability he will get at least 13 question right?