What information would you need to see if there is an association between Gilbert being on duty and code/death rates?
What other explanations might there be for why Gilbert had more deaths on her shifts?
What type of statistical test would you use for this case to see if there is an association?
What are your null hypotheses and alternative hypotheses?
The following is an analysis of 1641 eight-hour shifts. Use this data to decide if there is enough statically support for an arrest warrant. (Use 95% confidence interval)
Deaths during shift?
Gilbert present Yes No
Yes 40 217
No 34 1350