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The scores of a standardized test are normally distributed with a mean of 500 points and a standard deviation of 50 points. Use the normal

The scores of a standardized test are normally distributed with a mean of 500 points and a standard deviation of 50 points. Use the normal graph provided below

What percent of test takers scored below 450?

What percent of test takers scored above 600?

What percent of test takers scored between 450 and 550?

What percent of test takers scored below 450 OR above 550?

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