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Author Question: The population mean is hypothesized to be 200 . The sample mean (x-bar) is 220 . The sample size (n) ... (Read 36 times) |
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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The average office desk has 400 times more bacteria on it than a toilet.
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Cyanide works by making the human body unable to use oxygen.