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Lognormal Distribution, Def A continuous Y.v. X is said to, fellow lognermal distribution with, parameters (4,r²) if its p.df is given, by, fez). e ta (dnx-w)z, We note that, the graph, increases rapid ly, reaches, at the maxi mum and, then decreases slowly., The applicationsof this, disth are in the problems, 670, -Ocucoo of economic s , biology, geology and reliability, theory. One of the most, commen applications of log-, normal di stn is in finance, in the analysis of stock prices., 34 is widely wsed by, envivonmental scientists to, model their data, It is dendted by, The graph of probability curve, of dognormal dist" is positively skewed., XN LN (M, g?), fra), Scanned with CamScanner