Critical value

{
  "id": "MLC-T-CHM-002704",
  "term": "Critical value",
  "field": "Chemistry",
  "definition": "A threshold value in statistical hypothesis testing that determines whether to reject or fail to reject the null hypothesis. It is derived from the distribution of the test statistic and the chosen significance level. If the calculated test statistic exceeds the critical value, the result is considered statistically significant.",
  "synonyms": [
    "critical level",
    "decision level"
  ],
  "subject": "Analytical Chemistry",
  "see_also": [
    "capability",
    "measurement procedure"
  ],
  "references": [
    "PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1005 (https://doi.org/10.1515/pac-2019-0819)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/critical-value/"
}