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A common technique in the field of testing is to design the test so that it will have a mean of 50 and a standard deviation of 10.
A common technique in the field of testing is to design the test so that it will have a mean of 50 and a standard deviation of 10. Examples are the MMPI (Minnesota Multiphasic Personality Inventory), CPI (California Personality Inventory), and the Tennessee SelfConcept Scale. (Perhaps when you become a famous test maker, you'll name your test after your school.) Please show work and be sure to identify the associated Z scores as well as the p value so that you can earn as many points as possible. a. From a thousand persons (n=1000) how many would be expected to get a clinical label,
a. which is 2 standard deviation from the mean? b. What proportion would be expected to score 68 and above? c. What proportion would be expected to score between 53 and 63? d. What score separates out the lowest 20%? e. If there were 150 patients, how many is anticipated to score 65 or above? f. What proportion is expected score 18 0r less
2 Graduate Record Exam (GRE) scores for the psychology exam have a mean of 592 and a standard deviation of 101.Please show work and be sure to identify the associated Z scores as well as the p value so that you can earn as many points as possible. a. What proportion of the test takers would have scores of 650 or above? b. What proportion of the test takers would have scores of 700 or above? c. What proportion of the test takers would have scores between 650 and 700? d. If 10,000 took the exam, how many would be expected to have scores of 750 or above?
