10. Hersch et al. (2018) conducted a randomized controlled trial (RCT) that examined the effect of a web-based stress management intervention on nurses' stress. The study included 104 subjects that were randomized into an intervention or control group. Nurses' stress was measured with the Nursing Stress Scale, a multi-item Likert scale that provided a total stress score. What inferential statistical technique was conducted to examine the effect of the web-based intervention? Provide a rationale for your answer.

McNemar's test, data at the nominal level with two groups