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OpenStudy (anonymous):
A group of students have texted an average of 350 times in the last week with a standard deviation of 50. 68% of the students sent what range of text? Pleaseeee help.
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OpenStudy (anonymous):
You would need to look at the standard deviation chart. You have to find the values surrounding that 68 %
OpenStudy (anonymous):
The standard deviation is the "scale" for it
OpenStudy (anonymous):
Its only written, no graphs shown, however thank u so much for responding!!!:)
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