determine weather each of the following pairs of events isindependent A)rolling

Question

determine weather each of the following pairs of events isindependent A)rolling a pair of dice and observing a "2" on one of thedice and havinga total of 10 B)drawing one card from a regular deck of playing cards andhaving a red card having an ace C) raining today and passing todays exam D) raining today and playing golf today E) completing todays homework assinment and being on time forclass

2) describe in your own word why two events cannnot beindeperndent if they are already known to be mutuallyexclusive
b) describe in you own words why two events cannot be mutuallyexclusive if they are already known to be independent A)rolling a pair of dice and observing a "2" on one of thedice and havinga total of 10 B)drawing one card from a regular deck of playing cards andhaving a red card having an ace C) raining today and passing todays exam D) raining today and playing golf today E) completing todays homework assinment and being on time forclass

2) describe in your own word why two events cannnot beindeperndent if they are already known to be mutuallyexclusive
b) describe in you own words why two events cannot be mutuallyexclusive if they are already known to be independent

Explanation / Answer

A)NOT independent B) independent C)  independent D)  NOT independent E) NOT independent

2) IF mutually exclusive, you have information about one ifyou know something about the other, so one depends in some wayon the other
b) If already known to be independent then knowingsomething about one can not tell you anything about the other, sothe you cant know if the other might still occur.

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