Five students were tested before and after taking a class to improve their study habits. They were given articles to read which contained a known number of facts in each story. After the story each student listed as many facts as he/she could recall. The following data was recorded. The obtained value of the appropriate statistic to evaluate H0 is _________.
A) 3.92
B) 3.06
C) 4.12
D) 2.58
Correct Answer:
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