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Contraband tobacco reduces Government income from tobacco taxes
(2018) 23 : Where: n is the required sample size, Z is the standard normal deviation corresponding to the confidence level (1.96 for 95% confidence), p is the estimated proportion of cigarette butt pollution from preliminary studies (assumed as 0.5 for maximum variability and 0.1 for minimum variability)
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Printed in San Francisco, to advertise a rock concert
While cotton isn't an accurate representation of lung tissue, it goes a good way to show the effects of just one cigarette
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