If you follow the derivation of frequentist formulas, you'll find they always start from some kind of assumption, such as a uniform prior. You can't escape havi

If you follow the derivation of frequentist formulas, you'll find they always start from some kind of assumption, such as a uniform prior. You can't escape having a prior. The only way to avoid having a prior is by pulling a formula from a textbook and applying it without looking at its derivation.