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Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47
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Use 4 to 5 complete sentences, explain the concepts of beats and how beats are produces.
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a car, which has a mass of 2000kg traveled a distance of 200 meters in 5 seconds. After 20 seconds t...
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