Question #49819
3. Five university students were given an English achievement test before and after receiving instruction in basic grammar. Their scores are shown below:
Student Before After
A 20 18
B 18 22
C 17 15
D 16 17
E 12 9
Should we conclude that future students would show higher scores after instruction? Use the .05 significance level. Use hypothesis testing.
1
Expert's answer
2014-12-08T10:28:51-0500
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