Imagine the time to find a target in a visual search task is normally distributed with ? = 800 seconds and ? = 132. What two search times enclose the central 75% of the distribution?
a. [598.04, 1001.96]
b. [711.56, 888.40]
c. [648.20, 951.80]
d. [757.76, 842.24]
Ans: C
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