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Grafik distribusi kumulatif variabel acak Y beriku...

Grafik distribusi kumulatif variabel acak Y berikut

 

Nilai begin mathsize 14px style straight P left parenthesis straight Y greater than 7 right parenthesis minus straight f left parenthesis 9 right parenthesis equals.... end style

 

  1. begin mathsize 14px style 3 over 10 end style

     

  2. begin mathsize 14px style 7 over 20 end style

     

  3. undefined

     

  4. undefined

     

  5. begin mathsize 14px style 3 over 4 end style

     

Jawaban:

begin mathsize 14px style table attributes columnalign right center left columnspacing 2px end attributes row cell P open parentheses Y greater than 7 close parentheses minus f open parentheses 9 close parentheses end cell equals cell left parenthesis 1 minus F open parentheses 7 close parentheses right parenthesis minus left parenthesis F open parentheses 9 close parentheses minus F left parenthesis 8 right parenthesis right parenthesis end cell row blank equals cell open parentheses 1 minus 3 over 5 close parentheses minus open parentheses 1 minus 3 over 4 close parentheses end cell row blank equals cell 2 over 5 minus 1 fourth end cell row blank equals cell fraction numerator 8 minus 5 over denominator 20 end fraction end cell row blank equals cell 3 over 20 end cell end table end style  

Jadi, tidak ada jawaban yang tepat.

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