• AT&T average quick ratio for 2023 was 0.6, a 7.69% increase from 2022.
• AT&T average quick ratio for 2022 was 0.65, a 30.85% decline from 2021.
• AT&T average quick ratio for 2021 was 0.94, a 394.74% decline from 2020.

Quick ratio can be defined as a liquidity ratio that measures a company's ability to pay short-term obligations. It is calculated by subtracting inventory from current assets and dividing by current liabilities.