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Some questions about random variables probability 
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#1
Mar1012, 05:48 AM

P: 3

I have some questions I could not find answer I hope here to get the correct answer
my questions here in this picture ( attached ) 2 questions 


#2
Mar1012, 06:51 AM

P: 4,572

Hey yousif1429 and welcome to the forums.
It would help us if you showed your working out and also told us what you are thinking and why you are thinking that. We can't just solve things for you on these forums per the forum rules, so to help the readers we need to know some of these details. 


#3
Mar1012, 08:00 AM

P: 3

ok i found solutions for second question but the first one i did not found yet
the purpose of these questions because tomorrow i have quiz and my teacher bring this question in last semester and i said for my self may he will repeat it again please if you know solve the first one please because i looked in my book similar to this question and i did not find i get tired now and my exam is tomorrow i hope some one help me . thank you , 


#4
Mar1012, 05:40 PM

P: 4,572

Some questions about random variables probability



#5
Mar1112, 09:58 AM

P: 3

ok no thank you i found the solution from my friends



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