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...
Master Class Digital Learning Academy offers high-quality, complimentary Blogs, MCQs, Essays, Notes, Articles, and Poems tailored for teachers, students of different levels, general readers, lifelong learners, critics, researchers, SPSC, FPSC, CCE, MDCAT, ECAT, STS, NTS, SAT, IELTS, LAT, Entry Tests, and Job Tests preparations. ✍ By: Raja Bahar Khan Soomro