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In the American justice system, a criminal is presumed innocent until proven gui

ID: 3177985 • Letter: I

Question

In the American justice system, a criminal is presumed innocent until proven guilty, meaning that the prosecution has to gather enough evidence to prove that the defendant has actually committed the crime. Suppose a defendant is on trial for stealing another person's car. Write the null and alternative hypotheses for the defendant (Symbols not necessary- just use words) H0: How could a Type I error occur in the trial? How could a Type II error occur in the trial? There are two possible ways that the correct decision can be made in the trial. What are they?

Explanation / Answer

Ho: Person is innocent

Ha: Person is not innocent (Criminal)

b) a type I error is the incorrect rejection of a true null hypothesis (a "false positive"), So judgementis person is criminal even though he is innocent

c) Typr II error: Judging person is not innocent even if he is a criminal.

d) Correct decision:

Judging innocent when he is actually innocent

Judging criminal when he is actually a criminal