confidence is your mom.

Public confidence is very much necessary to get votes for leadership. After sometimes public want to see results to get their confidence.

Believing in the potential benefits or rewards of a task can enhance one's confidence in pursuing it. Knowing that the effort put in will lead to positive outcomes can motivate and boost one's self-assurance in achieving success.

This could be called 'faith'.

The confidence level is the probability that the true value of a parameter lies within the confidence interval. It is typically set at 95% in statistical analysis. The significance level is the probability of making a Type I error, which is mistakenly rejecting a true null hypothesis. It is commonly set at 0.05.