2.5 Worksheet – IQR/OUTLIERS Name: _____ Period: _____ Find the median, Q1, Q3, interquartile range (IQR), and list any outliers.
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Preview and Download !Find the Range, Q1, Q3, and IQR of the following number set: 123, 146, 189, 198, 249, 267, 305, 336 Range = 213 Q 1 = 167.5 Q 3 = 286 IQR = 118.5 Predict the answer before you look! Five Number Summaries and Their Interpretation A five number summary is a quick and easy way to determine the spread of a data set.
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Preview and Download !Name Date Interquartile Range- Practice Worksheet 1 Median Median Median 03 Median 03 Median 33 {5, IQR {5,9, IQR ll.s IOR IOR IQR 32 All kinds of math worksheets from:
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Preview and Download !Interquartile Range - IQR Name: _____ Date: _____ Consider this data set: 12, 12, 13, 14, 16, 21, 23, 26, 32, 34, 40 We can calculate the Mean, Median and Standard Deviation of this set to get a sense of the middle and the spread. Another way to view and understand the spread of data is using the IQR and a Box-Whisker ...
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Preview and Download !Title: Interquartile Range - Practice Worksheet 1 Author: http://www.mathworksheetsland.com/6/42ziqr.html Created Date: 5/4/2014 10:39:09 AM
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Preview and Download !More on IQR and Outliers: - There are other ways to define outliers, but 1.5xIQR is one of the most straightforward. - If our range has a natural restriction, (like it cant possibly be negative), its okay for an outlier limit to be beyond that restriction. - If a value is more than Q3 + 3*IQR or less than Q1 –
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Preview and Download !2. Find the median.The median is the middle number. If the data has two middle numbers, find the mean of the two numbers. What is the median? Step 2 –Find the Median
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Preview and Download !Title: GCSE Maths Revision - Mean, Median, Mode, Range and IQR Questions Author: maths made easy Subject: gcse maths Keywords: aqa, gcse maths, edexcel, ocr ...
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Preview and Download !Quartiles and the Interquartile Range (IQR) The word quartile is a fancy name for dividing the data into 4 equal parts. To find a quartile, find the median and then find the median of each half of the data. The interquartile range is a difference between the first and third quartiles. The diagram below represents
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Preview and Download !16) The accompanying histogram shows the heights of the students in Kyra's health class. What is the total number of students in the class? A) 15 B) 209 C) 16 D) 5
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