- Grade 11 and 12 Mathematics (Moderator: geoffrey)
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Author Question: The Poisson probability distribution is an example of continuous probability distribution. ... (Read 78 times) |
- Grade 11 and 12 Mathematics (Moderator: geoffrey)
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.