PHLA11H3 Lecture Notes - Lecture 2: Modus Ponens, John Stuart Mill
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Descriptive claim = a claim about what is the case: examples: John stuart mill is the president of the usa (false) Obama is the president of the usa. Leafy green vegetables contain tons of vitamins, minerals and antioxidants. Salsa is the # 1 condiment in north america (i don"t know) Normative claim = a claim about how things ought to be: examples: You should eat a lot of salsa. You should eat a lot of leafy greens. You should eat a lot of salsa or how one ought to reason. Examples: normative epistemic claims: claims about what one should believe, If all the evidence supports that it was professor plum in the library with the candlestick, you should believe that it was. Both descriptive and normative claims can be true or false. The difference is in subject matter a difference in what the claims are about. The chief tool cannot be experiment or observation.
