The First 10 Final Exams Turned in for a Particular

question 58

Multiple Choice

The first 10 final exams turned in for a particular class are classified as either pass (earned a grade of "C" or higher) or fail (earned a grade lower than "C") .The sequence of exam submission and the results are shown here: ​ ​
A runs test with α = 0.05 is used to determine whether there is any evidence that the order in which the exams were submitted was not random.What is the alternative hypothesis in this case?

• A) The statistics will conform that the distribution is random.
• B) The distribution can be modeled as a normal curve.
• C) There is not alternative hypothesis; there are too few data points to analyze correctly.
• D) The distribution is not random.

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