Which of the following is an example of how a scientist might use a model
a- a stopwatch is u...
Physics, 10.09.2019 16:20 mtzann1568
Which of the following is an example of how a scientist might use a model
a- a stopwatch is used to time the rate of a chemical reaction
b- a microscope is used to magnify a group of cells
c- a wrench is used to tighten a nut onto a piece of wood
d- the end of a slinky is moved vertically up and down to stimulate a wave
Answers: 3
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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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