What scores fall in -1 and 1 standard deviation what

Reference no: EM13471251

A mean score on a standardized test is 50 with a standard deviation of 10. Answer the following

What scores fall between -1 and +1 standard deviation?
What percent of all scores fall between -1 and +1 standard deviation?
What score falls at +2 standard deviations?
What percentage of scores falls between +1 and +2 standard deviations?

Reference no: EM13471251

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