Lower quartile and upper quartile
[DOC File]TopicName Test - Jacaranda
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Lower quartile = 63 Upper quartile = 77 Interquartile range = 77 – 63 = 14. Top mark = 92. 4 The figures below show the number of vehicles that pass through a particular intersection between 4:00 pm and 5:00 pm over a two-week period. 88 92 114 82 94 83 84 . 85 85 90 95 82 95 103. Lower limit = 82. Lower quartile = 84
[DOC File]Quartiles:
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upper quartile (Q3) is the median of the upper half of the data set. The . interquartile range (IQR) is the spread of the middle 50% of the data values. So: The interquartile range is a more useful measure of spread than the range as it describes the middle 50% of the data values. Example. Find the median, lower quartile, upper quartile and ...
[DOC File]Notes: Finding Quartiles & Interquartile range in a Data Set
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Step 3: Find the 1st or lower Quartile (median of the lower half) 4, 6, 9 so.. 1st Q = 6 Step 4: Find the 3rd or upper quartile (median of the upper half) 17, 19, 21 3rd Q = 19 Step 5: Find the interquartile range by subtracting 3rd and 1st quartile 19-6 = 13 IR = 13
[DOC File]SECTION B
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This memorandum consists of 25 pages. QUESTION 1. 1.1 Mean = ANSWER ONLY: Full marks ( 522,5 ( answer (2) No penalty for. Rounding: Accept 43,54 ; 44 1.2 Ordered Data
[DOC File]6A: Characterizing a Data Distribution
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The 1st quartile is also called the lower quartile, and the 3rd quartile is also called the upper quartile. In a large data set, 25% of the numbers lie between . the lowest value and the 1st quartile, 25% of the numbers lie between . the 1st quartile and the 2nd quartile, 25% of the numbers lie between. the 2nd quartile and the 3rd quartile ...
[DOCX File]8.12b Quick Check
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Given a data set represented in a boxplot, identify and describe the lower extreme (minimum), upper extreme (maximum), median, upper quartile, lower quartile, range, and interquartile range. Just in Time Quick Check. Just in Time Quick Check Teacher Notes. Supporting Resources:
[DOC File]Algebra I: Worksheet 9-6
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lower quartile: _____ upper quartile: _____ Inner Quartile Range:_____ Five Number summary: _____ 5) The accompanying frequency table shows the scores on a math test. Interval Frequency 91-100 2 81-90 8 71-80 12 61-70 0 51-60 7 41-50 3 Based on the frequency table, find the interval that contains the: ...
[DOC File]Percentiles & Quartiles:
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Find the median (2nd quartile). The first quartile (Q1) is then the median of the lower half of the data; that is, it is the median of the data falling below Q2 (and not including Q2). The third quartile Q3 is the median of the upper half of the data; that is, it is the median of …
[DOC File]MATHEMATIC WORKSHEET FOR X Grade
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the upper quartile. the lower quartile. the minimum mark required to gain a distinction if the top 5% of the pupils are awarded a distinction Mark Number of pupils 2 12 25 29 15 10 4 3 Solution. The table below shows the cumulative frequency table. Mark Number of pupils ...
[DOC File]Here is some data
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Lower Quartile Q1 = Upper Quartile Q3 = These descriptors of data can be used to construct a very informative graph, called Box and Whiskers Plot, or Skeleton Box Plot, or just Box Plot. How to construct a Box Plot. 1. Find the median, lower and upper quartile. 2. Find the range of the data
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