No.
Not in the US
Hearsay testimony is not admissable.
(in the US) Legally obtained confessions are ALWAYS admissable.
your dog
Yes! If you are a suspect of stabbing someone and the police officers arrest you and out of the blue you said " that son of a gun deserves it, I should've used a gun to blow his head off instead." That is considered as a made statement admissable at the trial.
Yes! If you are a suspect of stabbing someone and the police officers arrest you and out of the blue you said " that son of a gun deserves it, I should've used a gun to blow his head off instead." That is considered as a made statement admissable at the trial.
Yes, if it doesn't violate the rules of evidence.
In some jurisdictions they are, others have ruled them non-admissable.
No, definitely not. Except for extremely narrow and defined circumstances, affidavits are considered "hearsay" and are not admissable as 'best evidence." Best evidence would be the testimony. in person, of the individual who gave the affidavit. Such a personal appearance allows the opposing side to cross-examine the witness. You can't cross-examine a piece of paper.
Typographical errors usually do not negate the results of the test.
being tired is that you're tired,and tired of being tired is different because it means that rather not be tired, but you are tired