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What does negative on a pregnancy test mean?
It either means you're not pregnant or not far enough along to detect the pregnancy hormone. A blood test is most accurate.
What is culture fair test?
A culture-fair test is test designed to be free of cultural bias, as far as possible, so that no one culture has an advantage over another.
Example problem solving in vector quantities?
a hockey puck slides 36m along the ice straight toward the goal. Suddenly it is hit such that it takes a sharp, instantaneous right turn, and travels 28 meters. How far has the puck traveled? How far is it from wher it started?
Why do you use sample populations?
e.g. you wanted to conduct a test on teenagers, if you wanted to test an entire population you would have to test every teenager in the world. BY using random sampling or stratisfied random sampling you can get fair results which represents the entire population and takes far less time.
How far does a cough go?
How far does a cough go
