diff --git a/ch_probability/TeX/conditional_probability.tex b/ch_probability/TeX/conditional_probability.tex
index 3aa30ea..20d97c8 100644
--- a/ch_probability/TeX/conditional_probability.tex
+++ b/ch_probability/TeX/conditional_probability.tex
@@ -60,7 +60,7 @@
 \item Does it appear that whether or not a respondent believes the earth is 
 warming is independent of their party and ideology? Explain your reasoning.
 \item What is the probability that a randomly chosen respondent is a 
-moderate/liberal Republican given that he does not believe that the earth is 
+moderate/liberal Republican given that he believes that the earth is not 
 warming? 
 \end{parts}
 }{}