For a Normal Distribution Curve with a Mean of 9

question 91

Multiple Choice

For a normal distribution curve with a mean of 9 and a standard deviation of 5, which of the following ranges of the variable will define an area under the curve corresponding to
A probability of approximately 34%?

• A) from 9 to 14
• B) from 4 to 14
• C) from 6.5 to 11.5
• D) from -1 to 19

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