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For a standard normal distribution, find the percentage of data that are: a. within 1 standard...

For a standard normal distribution, find the percentage of data that are: a. within 1 standard deviation of the mean ____________% b. between  - 3 and  + 3. ____________% c. between -1 standard deviation below the mean and 2 standard deviations above the mean

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For a standard normal distribution, the percentage of data that are:

a. within standard deviation of the mean _____0.6827_______%

b. between and . ____0.9973________%

c. between -1 standard deviation below the mean and 2 standard deviations above the mean __0.8186__

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