R语言plot()函数遇到的问题

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grid = c(83.92527, 75.72644, 76.44609, 100.86324, 87.44626, 78.37094, 77.71285, 94.66197, 69.76701, 83.93192, 68.26451, 71.49349, 66.51735, 76.72893, 76.76861, 81.38741, 67.9929, 74.44888, 86.06689, 76.9507, 123.47084, 90.56689, 81.50586, 74.04925, 71.85926, 91.60573, 74.57221, 68.53912, 75.34062, 80.65242, 85.15228, 104.06124, 72.42447, 75.27314, 73.01164, 84.94915, 80.04429, 86.93343, 82.04338, 77.70276, 84.0946, 84.35794, 96.01299, 72.26497, 115.12634, 74.87349, 80.4077, 77.33795, 73.4267, 68.03937, 82.50726, 78.13893, 68.7824, 85.83253, 80.94278, 78.06742, 75.68488, 133.39636, 92.89265, 80.01308, 187.60977, 86.73605, 76.10981, 71.80097,78.31453, 75.60157, 86.07133, 76.92616, 71.48474, 133.32378, 78.6234, 131.75722, 82.31215, 74.46081, 73.87192, 82.53808, 74.79978, 68.17945, 112.14891, 89.37358, 79.76679, 75.2691, 86.79122, 79.46324, 86.15034, 74.70525, 71.61041, 82.48748, 77.10785, 73.95811, 76.25556, 82.17103, 75.97427, 80.19654, 88.01052, 75.10031, 85.93202, 78.12773, 72.52136, 93.67812)

plot(grid,dlnorm(grid,4.405989,0.1625945),type="h",xlab="x",ylab="f(x)")
画出下面的函数

plot()函数是怎么将原始数据，按照疏密来画出X轴的，我一直很困惑，希望有大神解答

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关键词：plot R语言 grid type 原始数据

1. rug(grid)

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谢谢了，我是想知道plot()函数怎么根据原始数据得到现在的X轴分布，怎么判断出80,100,120的，有什么规律吗