Mathematics, 16.04.2020 17:29 maingnat46

For an exam given to a class, the students' scores ranged from 3939 to 9898, with a mean of 7777. Which of the following is the most realistic value for the standard deviation: negative 7 comma 13 comma 2 comma 0 comma 66 question mark−7, 13, 2, 0, 66? Clearly explain what's unrealistic about each of the other values.

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For an exam given to a class, the students' scores ranged from 3939 to 9898, with a mean of 7777. Wh...