Group sequential design methods for interim analyses, alpha spending, and futility stopping. Use when designing trials with interim looks or implementing spending functions.
$npx -y skills add choxos/biostatagent --skill group-sequential-methodsInstalls into the current project.
Run `npx skills use "https://github.com/choxos/biostatagent" --skill "choxos/biostatagent/group-sequential-methods"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/choxos/biostatagent" that are relevant to the current task. Run `npx skills add "https://github.com/choxos/biostatagent"` and select the relevant skills, then follow their instructions.