Dont understand the polygraph questions

[c12man5]

regarding questions like, have you ever cheated in school what am I suppose to say? The correct answer is yes everyone has copying a friends homework etc but in the lie behind the lie detector book it says to say NO?


Here is another one:

5. Comparison: Prior to -----, did you ever lie to someone in
authority? No.

I lied to a school teacher once.. or my parents they are in a position of authority why do I say no?

[c12man5]

Do you answer yes to these?

1. Have you ever lied to a supervisor?
2. Have you ever lied to loved ones?
3. Have you ever lied to parents, teachers, or the police?
4. Have you ever lied to get out of trouble?
5. Did you ever reveal anything told to you in confidence?
6. Did you ever cheat in school?
7. Did you ever cheat in college?
8. Did you ever betray the trust of a friend or relative?
9. Did you ever steal anything from an employer? (Note, however,
that any question about stealing money from an employer is a
relevant, not a control question!)
10. Do you sometimes intentionally mislead or deceive your
friends?
11. Are you a really honest person?
12. Are you absolutely trustworthy?
13. Do you think you are smarter than most people?
14. Are you an untrustworthy person?
15. Are you a dishonest person?