Two methods
A teacher wishes to teach verbs to his English class using two methods. He randomly divided the class into two samples of 14 students each. Using Method 1, the students learned an average of 43.8 with a standard deviation of 4.6, while the second group (Method 2) got an average of 38.6 with a standard deviation of 5. Method 1 is superior to Method 2. Test using a 0.01 level of significance.
Correct answer:
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