18 a b Part A A national achievement test is administered annually to 3rd graders...
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Algebra
18 a b Part A A national achievement test is administered annually to 3rd graders The test has a mean score of 100 and a standard deviation of 15 If Jane s z score is 1 20 what was her score on the test A 82 B 112 100 D 88 E 118 Part B The grades on a history midterm at Gardner High School are normally distributed with 73 and a 4 0 The 2 score for Ben is 0 50 Find Ben s score and type your result in the empty box provided below Answer
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