Question 1: Short answer
easyAI-checkedProbabilityScores on a test section are nearly normal with mean 153 and standard deviation 7.67. What score marks the 80th percentile?
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1 question · 1 min · score and explanations at the end
Scores on a test section are nearly normal with mean 153 and standard deviation 7.67. What score marks the 80th percentile?