[Steps Shown] In a specific exam students got the grades 6,7, and 8. 50 people took the exam. The average grade was 7.4. We also know that 10 students got
Question: In a specific exam students got the grades 6,7, and 8. 50 people took the exam. The average grade was 7.4. We also know that 10 students got the grade 6.
- How many students got the grade 7, and how many students got the grade 8?
- Calculate the standard deviation.
Deliverable: Word Document 
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(Step-by-Step) Two exams were given in a class - math and English.
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[Solution] In the following table you have the distribution of heights
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