It is NOT walnut-flavored, but it is cased, and the polyethylene-glycol only nasties-up the casing
The first level of measurement invariance, configural invariance, requires the factor structure (i.e., which factor loadings are zero and which ones are non-zero) to be equal across groups and serves as the baseline model for testing higher levels of invariance
This isnt the sort of question that can be answered with certainty, as animals are unpredictable in their movements and there are many unseen factors at play
Ralph Sacco, a neurologist and past AHA president who was not involved in the research, called the study "an important confirmation" of evidence that supports cigarette smoking as a key risk factor for stroke in African-Americans
While nicotine itself isnt the culprit in most smoking-related lung diseases, its the addictive drug that keeps you coming back for more cigarettes