Mathematics
Mathematics, 04.09.2020 01:01, juliopejfuhrf7541

2. Facespace is a popular form of social media. Recent reports show that the mean time spent on Facespace is 25 minutes a
day with a standard deviation of 8 minutes a day. The data is
normally distributed.
If 4200 people are on in one sitting, how many of them lie
within one standard deviation below the mean and
two standard deviations above the mean?
*Round your answer to the nearest whole value.
**Do not include commas in your answer.
people

answer
Answers: 2

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2. Facespace is a popular form of social media. Recent reports show that the mean time spent on Fac...

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