statistically, give me number. i'm lazy to calculate what chance you got getting 100 books with 1000 clicks. if you give me 1 trilion adena on naia I may calculate it for you.
chance for 1 success at 10 clicks of 10% chance is around 65% you dont have to be Einstein to know that. you can maybe calculate your 10 success in row with 10% chance, or any other combination around.
its basics of risk management. maybe you can tell us what university taught you this so I make linkedin drama too.