Expert Evidence: Case Studies Part 7

The video tutorial discusses the analysis of a blood stain found on a wall, which is 99% likely to belong to Bob Brown. It explains the DNA likelihood ratio, which is one to 100, supporting the conclusion about the blood stain's origin.

What is the probability that the blood stain found on the wall belongs to Bob Brown?

• 50%

• 75%

• 99%

• 100%

What does a DNA likelihood ratio of one to 100 indicate?

• The evidence is weak.

• The evidence is very strong.

• The evidence is moderately strong.

• The evidence is inconclusive.

How does the DNA likelihood ratio support the blood stain analysis?

• It strengthens the evidence that the blood is Bob Brown's.

• It weakens the evidence.

• It suggests a different suspect.

• It confirms the blood is not Bob Brown's.

What is reiterated about the blood stains found on the wall?

• They are 50% likely to be Bob Brown's.

• They are 100% likely to be Bob Brown's.

• They are 99% likely to be Bob Brown's.

• They are unlikely to be Bob Brown's.

Why is the probability of the blood stain being Bob Brown's significant?

• It is based on eyewitness testimony.

• It rules out all other suspects.

• It provides strong evidence in the case.

• It is the only evidence available.