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For a normal curve with mean 9 and standard deviation 3, which of the following parts...

For a normal curve with mean 9 and standard deviation 3, which of the following parts of the normal curve will have an area of approximately 68%?

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Answer #1

For a normal curve with mean 9 and standard deviation 3, there are two possible parts of the normal curve will have an area of approximately 68%. There are:

a) When the left tail has approximately 68%, the plot is

b) When the right tail has approximately 68%, the plot is

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