In a Study of Reaction Times, the Time to Respond

Multiple Choice

In a study of reaction times, the time to respond to a visual stimulus (x) and the time to respond to an auditory stimulus (y) were recorded for each of 8 subjects. Times were measured in thousandths of A second. The results are presented in the following table.

$\begin{array} { c c } \hline \text { Visual } & \text { Auditory } \\\hline 185 & 244 \\204 & 244 \\242 & 247 \\209 & 245 \\191 & 243 \\250 & 249 \\155 & 237 \\188 & 245 \\\hline\end{array}$

Compute a point estimate for the mean auditory response time for subjects with a visual response time of .

A) 249.98
B) 247.11
C) 244.25
D) 244.24