We used a within-subject approach to examine the effects of filter condition, our primary manipulation of interest, with a smaller sample size and control for confounding factors, and a between-subject approach to examine pack color effects to further preserve our filter condition manipulation, as participants may be less likely to suspect the cigarette differences if provided in consistent packages
This small range suggests that most of the blends we tested were likely comprised of similar tobacco types such as Virginia, oriental or burley tobaccos, the tobaccos most used in US cigarettes
Black Russian is deeper and more intense, while Gold is lighter and smoother
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However, you can experience a little bit of variation in these measurements