The price is not at all important in choosing a coin. You should pay attention to what measures and actions the team is putting to improve its product now and in the future. Also examine the news background and the cumulative useful activity of the project.
You are talking about FA. It also makes sense to use TA. There are many signals to buy from a technical point of view. For traders, a low price is not a signal to buy, especially with regard to price reduction. Investors should to realize this.