Are mutually exclusive events are always independent?












0












$begingroup$


I have a confusion between independent events and mutually exclusive events.




  • independent events is defined in terms of



probability of events
while mutually exclusive is defined in terms of events (subset of sample space)





  • mutually exclusive events never have a common outcome but probability of events may have a common outcome.
    All i understand they donot have same meaning.
    So can i conclude that mutually exclusive events are independent while independent events may or may not be mutually exclusive events?










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$endgroup$








  • 1




    $begingroup$
    Mutually exclusive events are never independent since knowing one occurred gives you knowledge that the other event didn't occur
    $endgroup$
    – Mark
    Jan 29 at 4:52










  • $begingroup$
    @Mark so independent terms having non zero probabilities are also not mutually exclusive.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 4:58






  • 1




    $begingroup$
    Yes you can see that by $P(A cap B) = P(A)P(B) > 0$ showing that there is some probability both occur
    $endgroup$
    – Mark
    Jan 29 at 5:02










  • $begingroup$
    @Mark was i am wrong in telling that independent terms may have a common outcome? ie should it be independent terms always have a common outcome.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 5:06








  • 1




    $begingroup$
    What is preventing you from using the definition to find out yourself?
    $endgroup$
    – Michael
    Jan 29 at 7:20
















0












$begingroup$


I have a confusion between independent events and mutually exclusive events.




  • independent events is defined in terms of



probability of events
while mutually exclusive is defined in terms of events (subset of sample space)





  • mutually exclusive events never have a common outcome but probability of events may have a common outcome.
    All i understand they donot have same meaning.
    So can i conclude that mutually exclusive events are independent while independent events may or may not be mutually exclusive events?










share|cite|improve this question











$endgroup$








  • 1




    $begingroup$
    Mutually exclusive events are never independent since knowing one occurred gives you knowledge that the other event didn't occur
    $endgroup$
    – Mark
    Jan 29 at 4:52










  • $begingroup$
    @Mark so independent terms having non zero probabilities are also not mutually exclusive.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 4:58






  • 1




    $begingroup$
    Yes you can see that by $P(A cap B) = P(A)P(B) > 0$ showing that there is some probability both occur
    $endgroup$
    – Mark
    Jan 29 at 5:02










  • $begingroup$
    @Mark was i am wrong in telling that independent terms may have a common outcome? ie should it be independent terms always have a common outcome.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 5:06








  • 1




    $begingroup$
    What is preventing you from using the definition to find out yourself?
    $endgroup$
    – Michael
    Jan 29 at 7:20














0












0








0





$begingroup$


I have a confusion between independent events and mutually exclusive events.




  • independent events is defined in terms of



probability of events
while mutually exclusive is defined in terms of events (subset of sample space)





  • mutually exclusive events never have a common outcome but probability of events may have a common outcome.
    All i understand they donot have same meaning.
    So can i conclude that mutually exclusive events are independent while independent events may or may not be mutually exclusive events?










share|cite|improve this question











$endgroup$




I have a confusion between independent events and mutually exclusive events.




  • independent events is defined in terms of



probability of events
while mutually exclusive is defined in terms of events (subset of sample space)





  • mutually exclusive events never have a common outcome but probability of events may have a common outcome.
    All i understand they donot have same meaning.
    So can i conclude that mutually exclusive events are independent while independent events may or may not be mutually exclusive events?







probability probability-theory






share|cite|improve this question















share|cite|improve this question













share|cite|improve this question




share|cite|improve this question








edited Jan 29 at 5:00







Sreetama ghosh hazra

















asked Jan 29 at 4:48









Sreetama ghosh hazraSreetama ghosh hazra

11




11








  • 1




    $begingroup$
    Mutually exclusive events are never independent since knowing one occurred gives you knowledge that the other event didn't occur
    $endgroup$
    – Mark
    Jan 29 at 4:52










  • $begingroup$
    @Mark so independent terms having non zero probabilities are also not mutually exclusive.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 4:58






  • 1




    $begingroup$
    Yes you can see that by $P(A cap B) = P(A)P(B) > 0$ showing that there is some probability both occur
    $endgroup$
    – Mark
    Jan 29 at 5:02










  • $begingroup$
    @Mark was i am wrong in telling that independent terms may have a common outcome? ie should it be independent terms always have a common outcome.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 5:06








  • 1




    $begingroup$
    What is preventing you from using the definition to find out yourself?
    $endgroup$
    – Michael
    Jan 29 at 7:20














  • 1




    $begingroup$
    Mutually exclusive events are never independent since knowing one occurred gives you knowledge that the other event didn't occur
    $endgroup$
    – Mark
    Jan 29 at 4:52










  • $begingroup$
    @Mark so independent terms having non zero probabilities are also not mutually exclusive.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 4:58






  • 1




    $begingroup$
    Yes you can see that by $P(A cap B) = P(A)P(B) > 0$ showing that there is some probability both occur
    $endgroup$
    – Mark
    Jan 29 at 5:02










  • $begingroup$
    @Mark was i am wrong in telling that independent terms may have a common outcome? ie should it be independent terms always have a common outcome.
    $endgroup$
    – Sreetama ghosh hazra
    Jan 29 at 5:06








  • 1




    $begingroup$
    What is preventing you from using the definition to find out yourself?
    $endgroup$
    – Michael
    Jan 29 at 7:20








1




1




$begingroup$
Mutually exclusive events are never independent since knowing one occurred gives you knowledge that the other event didn't occur
$endgroup$
– Mark
Jan 29 at 4:52




$begingroup$
Mutually exclusive events are never independent since knowing one occurred gives you knowledge that the other event didn't occur
$endgroup$
– Mark
Jan 29 at 4:52












$begingroup$
@Mark so independent terms having non zero probabilities are also not mutually exclusive.
$endgroup$
– Sreetama ghosh hazra
Jan 29 at 4:58




$begingroup$
@Mark so independent terms having non zero probabilities are also not mutually exclusive.
$endgroup$
– Sreetama ghosh hazra
Jan 29 at 4:58




1




1




$begingroup$
Yes you can see that by $P(A cap B) = P(A)P(B) > 0$ showing that there is some probability both occur
$endgroup$
– Mark
Jan 29 at 5:02




$begingroup$
Yes you can see that by $P(A cap B) = P(A)P(B) > 0$ showing that there is some probability both occur
$endgroup$
– Mark
Jan 29 at 5:02












$begingroup$
@Mark was i am wrong in telling that independent terms may have a common outcome? ie should it be independent terms always have a common outcome.
$endgroup$
– Sreetama ghosh hazra
Jan 29 at 5:06






$begingroup$
@Mark was i am wrong in telling that independent terms may have a common outcome? ie should it be independent terms always have a common outcome.
$endgroup$
– Sreetama ghosh hazra
Jan 29 at 5:06






1




1




$begingroup$
What is preventing you from using the definition to find out yourself?
$endgroup$
– Michael
Jan 29 at 7:20




$begingroup$
What is preventing you from using the definition to find out yourself?
$endgroup$
– Michael
Jan 29 at 7:20










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