Mathematics, 20.03.2020 11:13 Thefiles
The lifespan of the Ebola virus on flat dry surfaces has a normal distribution with μ = 1992.3 minutes and σ = 72.8 minutes. You monitor a random sample of size n = 212 . What is the mean of the distribution of sample means?
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and standard deviation 
, the sample means with size n of at least 30 can be approximated to a normal distribution with mean 
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The lifespan of the Ebola virus on flat dry surfaces has a normal distribution with μ = 1992.3 minut...
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