Ranacis rarables and Bisti hisiona Revery Normal distribution: Finding a rew score The distribution of scores on a standardized aptitude test is approximately normal with a mean of 480 and a standard deviation of 100 . What is the minimum score needed to be in the top \( 20 \% \) on this test? Carty your intermediate computations to at least four decimal places, and round your answer to the nearest integer. \( \qquad \) Explanation Check O 2024 McGrow Mill UC. Al Rights Reserved. Tarma of Use I Pwivy Conte Aceas
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The problem asks us to find the minimum score needed to be in the top 20% of scores on a standardized aptitude test. The scores are normally distributed with a mean (μ) of 480 and a standard deviation (σ) of 100. Show more…
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