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Author Question: Define what is meant by a threat to external validity. (Read 37 times) |
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.
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Your heart beats over 36 million times a year.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.