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Author Question: For a two-way ANOVA, if the degrees of freedom (df) for one IV is 1, and the df for the second IV ... (Read 62 times) |
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
There are 60,000 miles of blood vessels in every adult human.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.
Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).