Mathematics, 30.03.2020 23:17, sophiateaches053
Sarah is taking a test. The test is designed to produce an overall mean score of 85 with a standard deviation of 5 for all test takers.
Suppose Sarah scored a 90 on the test. Given that the data is approximately normal, standardize the test score and find the area
under the normal curve below the standardized test score
A.
The area below the standardized test score is 0.504
B.
The area below the standardized test score is 0.1587
C.
The area below the standardized test score is 1
D.
The area below the standardized test score is 0.8413
Answers: 3
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Sarah is taking a test. The test is designed to produce an overall mean score of 85 with a standard...
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