Use the information in the previous exercise to construct a 95% bootstrap confidence interval to estimate the difference in mean 1-year improvement in ADHD Severity Score for the ONTRAC treatment and the control treatment. Interpret the interval in context. You can make use of the Shiny apps in the collectionat statistics.cengage.com/PSO6e/Apps.html.

Previous exercise

 

ONTRAC ....................... Control
11.0 .................................. 4.3
8.8 .................................... 3.8
12.1 .................................. 8.5
10.9 .................................. 4.7
8.0 .................................... 1.5
8.2 .................................... 7.7
11.9 .................................. 8.0
11.1
11.8
10.8
12.0