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The MATH 120: Introduction to Statistics Lime Spring Week 5 Test Bank is an essential resource for students preparing ...
MATH 120: INTRODUCTION TO STATISTICS LIME SPRING WEEK 5 1. Using the test scores in the table below, what is the variance of the scores on the exam? (Round your answer to the nearest whole number.) Ans: 27 2. Using the test scores in the table below, what is the standard deviation of the scores on the exam? (Round your answer to the nearest whole number.) Ans: 5 3. Assume that 500,000 people take the GED exam (high school proficiency exam) each year and their scores form a normal distribution. If Danny scores two standard deviations below the mean, what percentile is he? Ans: 2.5th 4. Assume that 500,000 people take the GED exam (high school proficiency exam) each year and
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