Calculate the Capability Index, C_pk. for a process that puts pressurized grease in an aerosol can. Given the upper specification limit is 60 psi, lower specification limit is 50 psi. A production sample is taken and found that the cans average 55 psi, with a standard deviation of 2 psi. (psi: pounds per square inch)

Helen tells her nephew, bernard, that she will pay him $100 if he will stop smoking for six months. helen was hopeful that if bernard stopped smoking for six months, he would stop altogether. bernard stops smoking for six months but then resumes his smoking. helen will not pay him. she says that the type of promise she made cannot constitute a binding contract and that, furthermore, it was at least implied that he would stop smoking for good. can bernard legally collect $100 from helen