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Scores obtained by students in an advanced placement test have a not symmetric bell-shaped distribution with a mean of 70 and a standard deviation of

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Scores obtained by students in an advanced placement test have a not symmetric bell-shaped distribution with a mean of 70 and a standard deviation of 10. What is the proportion of the students who received less than 50 points? O less than 12.5% 0 2.5% C more than 25% O not enough information

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