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# 2. A test has two portions: verbal and math. The scores for each portion are positively correlated with a correlation coefficient of 0.55. A scatter

2. A test has two portions: verbal and math. The scores for each portion are positively correlated with a correlation coefficient of 0.55. A scatter diagram of the scores is football shaped. Scores on the verbal portion have an average of 550 points and an SD of 100 points. Scores on the math portion have an average of 525 points and an SD of 120 points. (a) One of the students scores 650 on the verbal portion and 645 on the math portion. Is her math score less than greaterthan or equal to (circle one) the average math score of all students who got the same verbal score she did? Justify your choice in terms of where these values fall relative to the SD line and regression line. (b) Approximately what percentage of all students score above 600 points on the math portion of the exam? (c) Approximately what percentage of all students who score 600 points on the verbal portion score above 600 points on the math portion

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Given Information Two portions of the test Verbal and Math Verbal Scores Average mean 550 points Standard Deviation SD 100 points Math Scores Average mean 525 points Standard Deviation SD 120 points C...### Get Instant Access to Expert-Tailored Solutions

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