Nickel based superalloys are a class of high performance materials that are reserved for situations where resistance to high stress, high temperatures and high stresses are required. With the advent….
Answer the following questions referring to the PulseNew.xls data
Answer the following questions referring to the PulseNew.xls data:
(a) Is there any sign that the proportion who ran is different for males versus females? Perform a hypothesis test (resampling or formula), state your conclusion in plain English that would be understandable to someone who never took a statistics course.
(b) Is there evidence here that the “before” pulse rate differs between smokers and nonsmokers? Medical theory suggests that smoking elevates the pulse rate. Perform a hypothesis test (resampling or formula).
(c) We would expect running in place to affect a person’s pulse rate. Test whether before and after pulse rates are the same