The heights of 200 kindergarten students are normally distributed with a mean of 40 and a standard deviation of 1.8 inches. approximately how many students have a height between 37.3 inches and 44.5 inches?

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Answer question above and explain each step : )

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.