Normal VariablesWhat is the probability of a normally distributed random variable lying within 1.65 standard deviations of the mean?
Question
Solution 1
The probability of a normally distributed random variable lying within 1.65 standard deviations of the mean is approximately 90%.
Here's the step-by-step explanation:
In a normal distribution, the mean, median and mode are all the same and are located at the center of the distribution.
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