The alternative hypothesis determines whether a test is one-tailed or two-tailed. A one-tailed hypothesis predicts a relationship in a specific direction (e.g., "greater than" or "less than"), while a two-tailed hypothesis predicts a relationship in either direction (e.g., "not equal to").
Which hypothesis tell us weather test is one tail or 2 tail?
Review the verified answer and explanation for this SPSC – Sindh Public Service Commission past-paper question on CampusFin.
Question context
This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.