[機統] 一題機率
Suppose that F(x) is a cumulative distribution function.
Show that F(x)^n is also comulatve distribution function.
他的hint是叫我讓X_1 X_2 .... X_n為獨立隨機變數
cumulative distribution function都是F(x)
由X_1 X_2 .... X_n定義出一個隨機變數Y
使其comulatve distribution function為F(x)^n
不過我實在不知道這個Y要怎麼定義才對
謝謝^^
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