ompares whether the difference between pre-test and post-test scores is statistically significant. However, given iance in post-test scores is higher and Cohen’ s d is very close to 0, it is likely that the t-test results will show no
at the intervention had minimal impact on student confidence.
m results required to sixth-form or college
52 %
62 %
13 %
9 %
e Agree Strongly agree
Survey
es are slightly lower than Pre-survey scores) ize)