How We Learn: A Short Primer of Scientific Method for Boys

Front Cover
The University Press, 1916 - Reasoning - 64 pages

Selected pages

Other editions - View all

Common terms and phrases

Popular passages

Page 41 - The remaining term, occurring in both premises but not in the conclusion, is called the middle term of the syllogism. Thus all the foregoing examples have been lettered in such a way as to make 'F' the minor term, 'G' the middle term, and 'H
Page 26 - ... simple problem. A medical officer is summoned to investigate an epidemic of scarlet fever in a small town of 20,000 inhabitants. His object is to discover the cause of the outbreak, in order if possible to remove it. He first has a list made of all the cases, with the addresses of the patients and the dates of their coming under medical supervision. There are in all 530 cases. These are not confined to one quarter of the town, but certain streets suffer very severely, although widely separated,...
Page 42 - Relating to quantity : — (3) The middle term must be distributed in one, at least, of the premises.
Page 62 - If a triangle has three equal sides it also has three equal angles. (j) "To quickly write" is not good English. (29) Describe the way in which the means of preventing malaria was discovered. (31) Outline the means you would adopt to solve the following problems. (a) At what sort of points in his story does Virgil, in the Aeneid, use similes ? (b) What has been the effect upon history of the invention of new weapons?
Page 37 - Pleas could be proved, were abroad on the West Coast of Africa, and in the West Indies, and...
Page 61 - Here, under leave of Brutus and the rest, For Brutus is an honourable man; So are they all, all honourable men; Come I to speak in Caesar's funeral. He was my friend, faithful and just to me: But Brutus says he was ambitious; And Brutus is an honourable man.
Page 42 - distributed" in the conclusion unless it is distributed in the premisses. And in order to understand what this means we have to explain the technicality "distribution of a term," and also the structure of the syllogism as containing premisses and conclusion.
Page 34 - One of the most interesting examples of scientific induction is to be found in the history of malaria. Malaria is a fever which from the very earliest times has afflicted dwellers in the neighbourhood of marshes.
Page 38 - At the same time two other non-immunes entered the other compartment, where they slept for eighteen nights separated from the infected mosquitoes by the screen.

Bibliographic information