Mathematics, 10.06.2021 14:00 minileiva211
The class average on a math test wa s an 82 with a standard deviation o f 5. If the
data is normally distributed, which statements are true?
1. A student scoring a 74 would have a z -score of -1.6.
2. About 68% of the students scored below an 87.
3. A z-score of 2.6 would be a test
score of 95.
4. About 16% of the class scored a 77 or below.
45. About 25% of the class scored above a 92.
Answers: 3
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In the diagram, bc¯¯¯¯¯∥de¯¯¯¯¯ . what is ce ? enter your answer in the box.
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The class average on a math test wa s an 82 with a standard deviation o f 5. If the
data is norma...
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