Answer:
1)The competition was incredible (PN)
2) The contestant seemed confident (PN)
3) The examination questions were very complex(PN)
4) My most loved habit was the top dancing routine (PN)
5)Most of the names in the show sounded familiar (PN)
6)It was one of the best I had ever seen(PA)
I would say According to the book Counting the Beans, the data are unsound. Because you give the name of the book and the page where such information can be found.