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What can you conclude from results

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Reference no: EM131980212

An instructor administers a test to a class of 30 students and observes the scores are close to normally distributed with a mean of 40 and a standard deviation of 10. What can you conclude from these results?

a. approximately 23 of the class scored between 30 and 50 on the test

b. students found the test to be difficult

c. the average student scored at the 40th percentile

Reference no: EM131980212

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