Word: rate
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Dates: during 1920-1929
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...candidate who has not taken advantage of his privilege of dropping a course in his Junior year will be allowed to work at the rate of only two courses in his Senior year...
Under the modus operandi of the privilege any candidate who has dropped a course in the first half year may be required to work at the regular rate in the second half year if his tutor reports that insufficient work has been done outside of class...
...tail of a tadpole (when the first tail is cut off), a colony of yeast cells in a sugar solution, a colony of fruit flies in a milk bottle, grow in the same way as the populations of countries according to their census counts. That is, the rate of growth is slow at first, becomes rapidly faster and faster, and then after a time gradually becomes slower and slower...
...that for some unknown reason, perhaps psychological, fertility decreases as the size of a group increases (for example a group of 50 hens in a pen will lay more eggs per hen than a group of 100 hens) ; 2) that, as if well known, wealth reduces the birth rate; 3) that poverty and hard conditions of life tend to increase reproductive activity. In this connection he produces statistics of the sex activity of some 250 married men at various ages. At all periods of life the average number of coitions per month was greater for the merchant and banker group...
...from supply depots. Dr. Park has characterized pneumonia as "probably about the worst disease we have left to conquer, aside from those which attack adults of comparatively advanced age. Pneumonia now kills more persons every year than tuberculosis. [The last thorough data (1923) gives the U. S. pneumonia death rate as 109 per 100,000 of population.] Human beings are liable to it at practically every age and in practically every climate...