Central Tendency (Mean, Median, and Mode) and Outliers in Descriptive Statistics Central tendency in Descriptive Statistics refers to a single value that represents the center or typical performance of a dataset. In education, it helps teachers quickly understand how a class is performing overall. The three main measures are : Mean (Average) Median (Middle Value) Mode (Most Frequent Value) 📊 1. Mean (Average) Definition: The mean is calculated by adding all scores and dividing by the total number of students. Formula: Mean = Sum of all scores Number of scores \text{Mean} = \frac{\text{Sum of all scores}}{\text{Number of scores}} Mean = Number of scores Sum of all scores Example: Scores: 60, 70, 75, 80, 90 Mean = (60 + 70 + 75 + 80 + 90) ÷ 5 = 75 ✅ Use in B.Ed: Helps teachers judge the overall academic level of the class. Useful for comparing performance across different sections. ⚠️ Limitation: The me...
Components of Curriculum: Setting Aims, Goals, and Objectives while Developing Curriculum Effective curriculum development begins with clearly defined aims, goals, and objectives . These components provide clear direction for teaching (pedagogy), help measure student progress (assessment), and ensure alignment with national education standards (content selection ideology). Difference Between Aims, Goals, and Objectives Aims Broad, long-term intentions of education. Reflect national philosophy and societal needs. Usually not directly measurable. Example: Developing responsible and critical-thinking citizens. Goals More specific than aims but still general. Describe expected learning outcomes at the institutional or program level. Example: Enable students to apply scientific knowledge in daily life. Objectives Precise, measurable statements describing what students should achieve after instruction. Focus on observable learner behaviour. Example: Stud...