Question: In a study a facial behavior, people in a control group or time for iContact and a five minute period. There are times are normally

In a study a facial behavior, people in a control group or time for iContact and a five minute period. There are times are normally distributed with a mean of 185.0 seconds and a standard deviation of 50.0 seconds. Use the 65-95-99-7.

a. Find the percentage of times within 50.0 seconds of the mean of 185.0 seconds. 68 % (Round to one decimal place as needed.) b. Find the percentage of times within 100.0 seconds of the mean of 185.0 seconds. % (Round to one decimal place as needed.)

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