Which normal distribution has a wider spread: the one with mean 9 and standard deviation 5 or the one with mean 5 and standard deviation 9 ?

Question

Mathematics

Jags

28 May, 04:45

Which normal distribution has a wider spread: the one with mean 9 and standard deviation 5 or the one with mean 5 and standard deviation 9 ?

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Answers (1)

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Adriel Pennington · Answer 1

The spread is controlled by the standard deviation. The mean value only controls where the center of the bell is.

So a normal distribution with a sigma of 9 is wider than one with a sigma of 5.