Find the value of the interquartile range

    • [DOCX File]Unit 2- Patterns in Data 9 days NAME:

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      (a) Find the median score. [2 marks] (b) Find the interquartile range of the scores. [2 marks] Question 4. (AQA November 2004 Higher Paper 2 Calculator OK) The histogram below shows the test scores of 100 female students. (a) What is the median score? [1 mark] (b) What is the interquartile range? [1 mark] This histogram is incomplete.

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    • [DOC File]One Variable Statistics

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      Find the five-number summary and the interquartile range (IQR)and interpret the IQR as a measure of variability Determine if a value is an outlier Construct and interpret a box plot

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    • [DOCX File]Henry County Schools / Overview

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      Which average represents the middle value of a data distribution? b) Which average represents the most frequent value of a distribution? c) ... Find the interquartile range and identify any outliers. 36. Make a box-and-whisker plot of the data. 37. Do textbook page 97, #15. 38. Do textbook page 97 #16. 39.

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    • [DOC File]Interquartile Range, Standard Deviation, Sets

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      So, to find the interquartile range, of the n = 15 series above, take ┌15*25/100┐= 4 and ┌15*75/100┐= 12. the 4th value is 5 and the 12th value is 16. thus the interquartile range is 16 – 5 = 11. For an unbiased estimate of the variance of a function, sum the variance of each n value.

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    • Median and IQR

      A. Give the value of the median. B. Give the value of the mean. Give the value of Q1. What percent of the scores fall in the box? E. What percent of the scores fall below Q3? F. How many students were in this study? Sum of (x - )2. ... Interquartile Range, Standard Deviation, Sets ...

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    • [DOCX File]Avon Community School Corporation / Homepage

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      (a) Find the height of the curve (that is, find the value of “A”). (b) Find the proportion of times that the light goes on between 2.5 and 4 seconds after the subject clicks “start.” 2.A Normal probability plot for the weights of 40 squirrels trapped and released on a college campus is shown below.

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    • [DOCX File]Chapter 03 - Descriptive Statistics: Numerical Measures

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      Remove the outlier of 70. Find the range and interquartile range of the new set. Which changed . more? Why is the interquartile range more informative than the range as a measure of variability? 4) For the data set , (a) find the five number summary and draw a box plot, (b) find the 35th percentile.

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    • [DOC File]GCSE Exam Questions on Plans and Elevations

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      These measures include _____, the interquartile range (_____), and the mean absolute deviation (_____). Measures of Center _____ is the average or sum of all data points divided by the number of points. Example: Look at the data set: 3, 7, 4, 9, 6 . Find the sum of all the numbers _____

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    • [DOC File]Discrete numbers are integers

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      The interquartile range is the difference between the _____. ... After the data have been arranged from smallest value to largest value, the value in the middle is called the _____. ...

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    • How to find interquartile range - Algebra 1

      Median and Interquartile RangeName Student ActivityClass . ... This value is called the lower quartile (LQ). 1.a.Explain how the points are distributed around the LQ. Select Mark again and use that vertical segment to find the median of the upper half of the scores. This value is called the upper quartile (UQ).

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