I would like to have my answers doubled check please.

True or False

1. A court my take notice of a fact only if it is subject to reasonable dispute.(False)
2. innocence is a required presumption that is conclusive in criminal cases.(False)
3. Relevant evidence is always material evidence.(True)
4. A court has the discretion to choose or decide what law it applies in a case.(True)
5. Character evidence is generally admissible to show propensity or conformity.(False)
6. Relevant evidence may be excluded if it is prejudicial to the defendant.(False)
7. Judicially noticed facts are conclusive on criminal jury.(True)
8. Evidence which is not relevant my still be admissible to show motive, intent, absence of mistake or knowledge.(False)
9. Clear and convincing evidence is required to rebut the regularity to official acts presumption.(False)
10. The prosecution can offer evidence of character after the defendant has placed his or her character at issues.(True)
11. An Oklahoma state court must take notice of the federal constitution, the Oklahoma constitution and case law from the Oklahoma Supreme court.(False)
12. Evidence of other crimes or wrongs is generally not admissible as character evidence to show conformity but may be offered for other purposes.( True)
13. Relevant evidence may be excluded if it has a unique tendency to evoke an emotional bias against the defendant and it substantially outweighs its probative value.(False)
14. Even without a motion or request of a party, the judge may take judicial notice of a fact.(True)
15. In general, once a stipulation is agreed upon, it may not be unilaterally withdrawn.(True)
16. Rule 402 creates a presumption of admissibility for relevant evidence, but this presumption is subject to a variety of exceptions.(True)
17. A minority of states admit polygraph evidence upon stipulation of the parties.(False)
18. The general rule on character evidence allows a victim to bring forth evidence of the accused's character.(True)
19. After a fact is judicially noticed by the court, a party my admit evidence to support the fact but not admit evidence to contradict the fact.(False)
20. Evidence is found incompetent usually because the evidence is irrelevant.(True)