A power analysis is often used to determine sample size. The use of too many animals (or other experimental units) wastes animals, money, time and effort, and it is unethical. But if too few animals are used the experiment may lack power and miss a scientifically important response to the treatment.
Connecticut â if shift is 7.5 hours, 1/2 hour lunch after first 2 hours but before last 2 hours. Delaware â if shift is 7.5 hours, 1/2 hour lunch after first 2 hours but before last 2 hours. Illinois â required for hotel room attendants only. Kentucky â reasonable meal period between 3rd and 5th hour of shift.
Pennsylvania law requires that minors ages 14 to 17 must be given a meal or rest period of at least 30 minutes if they have worked five hours or more continuously. Although Pennsylvania does not have a lunch and break law for those persons 18 and over, there are applicable federal rules for Pennsylvania residents. While Federal Law does not mandate specific breaks or meal periods, it does give guidance as to whether or not an employee should be paid during these times.