Identify the following statements as a Type 1 Error, a Type 2 Error, or No Error / Correct.
a. A jury says you are guilty of committing a crime and you did not commit a crime .
b. Your professor thinks you studied for a project and you
did
c. A mechanic says you do not need a new battery and you need a new
battery
d.. A dentist says you have cavities and you do have cavities
e. The gas gauge on your car reads empty and you are out of gas
A type I error is the rejection of a true null hypothesis, while a type II error is the non-rejection of a false null hypothesis
a. A jury says you are guilty of committing a crime and you did not
commit a crime.
Type I error - We here have rejected the null hypothesis of no guilt when it is true.
b. Your professor thinks you studied for a project and you did
No Error /
Correct
c. A mechanic says you do not need a new battery and you need a new
battery
Type II error - We here have failed to reject the null hypothesis of not required battery when it is false.
d.. A dentist says you have cavities and you do have cavities
No Error / Correct
e. The gas gauge on your car reads empty and you are out of gas
No Error / Correct
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