Question:Suppose a sample of 8 students were given a diagnostic test
before studying a particular module...
Question
Suppose a sample of 8 students were given a diagnostic test
before studying a particular module...
Suppose a sample of 8 students were given a diagnostic test
before studying a particular module and then again after completing
the module. We want to find out if, in general, our teaching leads
to improvements in students’ knowledge/skills (i.e. test
scores).
Student Pre-Module Score Post-Module Score
1 16 17
2 21 25
3 16 15
4 22 24
5 19 16
6 24 29
7 17 20
8 21 22
a. State the Null and the Alternative Hypotheses.
b. Gather the differences and show the test statistics and the
find the standardized test statistic.
c. State the conclusion about the claim and how you made the
decision.