N.3

이상값과 그 영향

4분기 (4~6월)

자료의 이상값을 찾고, 이상값을 뺐을 때 평균이나 중앙값이 어떻게 변하는지 구하기

난이도

보통

난이도

문제 수

예제 포함답안지 포함

@page { size: letter; margin: 0; } @media print { .ws-page + .ws-page { break-before: page; } } Daniel Math Academy \cdot Grade 8 Math Outliers and Their Effect Skill N.3 \cdot Box plots & outliers \cdot ★★☆ Medium \cdot Quarter 4 Name Date Score / 4 Scan for answers Answer each question. Example 4, 5, 5, 6, 7, 21 : the outlier is 21 mean \frac{48}{6} = 8 with it, \frac{27}{5} = 5.4 without Think: An outlier is far from the rest of the data. Removing it moves the mean a lot, but the median only a little. 1 15, 17, 18, 54, 27, 22 . Which value is the outlier? What is the mean with it and without it? 2 54, 55, 50, 96, 60, 54 . Which value is the outlier? What is the mean with it and without it? 3 32, 63, 32, 31, 38, 38 . Which value is the outlier? What is the mean with it and without it? 4 63, 38, 33, 38, 30, 29 . Which value is the outlier? What is the mean with it and without it? Daniel Math Academy \cdot danielmath.com Worksheet # cft8apg \cdot Page 1 / 2 Daniel Math Academy \cdot Grade 8 Math Answer Key N.3 Outliers and Their Effect \cdot ★★☆ Medium 1 Outlier 54; mean 25.5 with it, 19.8 without 2 Outlier 96; mean 61.5 with it, 54.6 without 3 Outlier 63; mean 39 with it, 34.2 without 4 Outlier 63; mean 38.5 with it, 33.6 without Daniel Math Academy \cdot danielmath.com Worksheet # cft8apg \cdot Answer Key \cdot Page 2 / 2

N. 상자그림과 이상값스킬 3개