also noticed that there are a number of issues – probability of success, and also substitution with diet coke – which should be factored in
Just reread this—surely these don’t need to be factored in? Probability of success affects the numerator and the denominator equally, and your poll respondents probably already knew about diet coke.
Just reread this—surely these don’t need to be factored in? Probability of success affects the numerator and the denominator equally, and your poll respondents probably already knew about diet coke.