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Two student measured the concentration of arsenic in a freeze-dried fish standard reference material that was certified to contain 1.245 ppm As. Consider their measured
Two student measured the concentration of arsenic in a freeze-dried fish standard reference material that was certified to contain 1.245 ppm As. Consider their measured values below:
Student A: 1.249, 1.185, 1.236, 1.257 ppm
Student B: 1.251, 1.275, 1.262 ppm
Which of the student's is more accurate?
Hint: Use the median & Q-test.
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