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Question
most standardized tests of intelligence have a distribution of scores that: follows the normal curve. has a positive skew. has a negative skew. appears bimodal with two peaks of high frequency.
Intelligence test scores are often normally distributed. A normal curve (bell - shaped curve) is symmetric. Positive skew means more low scores, negative skew means more high scores, and bimodal has two peaks. Intelligence tests are designed so that most people are around the average (symmetric distribution), which is the normal curve.
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follows the normal curve.