Question

Identify the following statements as a Type 1 Error, a Type 2 Error, or No Error...

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

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

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

Let me know in the comments if anything is not clear. I will reply ASAP! Please do upvote if satisfied!

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