對數正態分佈(log-normal distribution)係指一個隨機變數嘅對數呈常態分佈;如果話 X {\displaystyle X} 呢個隨機變數呈對數正態分佈嘅話,噉 Y = ln ( X ) {\displaystyle Y=\ln(X)} 呈常態分佈[1]。 參考Loading content...Loading related searches...Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads