Question
In a study of facial behavior, people in a control group are timed for eye contact in a 5-minute period. Their times are normally distributed
In a study of facial behavior, people in a control group are timed for eye contact in a 5-minute period. Their times are normally distributed with a mean of 186.0 seconds and a standard deviation of 51.0 seconds. Use the 68-95-99.7 rule to find the indicated quantity.
- Find the percentage of times within 51.0 seconds of the mean of 186.0 seconds.
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Mathematical Excursions
Authors: Richard N Aufmann, , Joanne Lockwood, Richard D Nation, Daniel K Clegg
3rd Edition
1305161793, 9781305161795
