WebThe result is (15 + 36) ÷ 2 = 25.5. The upper quartile is the mean of the values of data point of rank 6 + 3 = 9 and the data point of rank 6 + 4 = 10, which is (43 + 47) ÷ 2 = 45. The interquartile range is 45 - 25.5 = 19.5. In summary, the range went from 43 to 69, an increase of 26 compared to example 1, just because of a single extreme ... WebThe meaning of QUARTILE is any of the three values that divide the items of a frequency distribution into four classes with each containing one fourth of the total population; also : any one of the four classes.
Interquartile Range – Definition, Example, Formula and Importance
WebOct 7, 2024 · The lower quartile, or first quartile, is denoted as Q1 and is the middle number that falls between the smallest value of the dataset and the median. The second quartile, … WebExamples of Quartiles. The owner of a super market recorded the number of customers who came into his store each hour in a day. The results were 12, 8, 10, 7, 15, 3, 6, 7, 12, 8, and … convert mp4 to media player format
quartiles ~ A Maths Dictionary for Kids Quick Reference by Jenny …
WebLower quartile, Q 1 = [ (n+1)/4] th item Q 1 = 8+1/4 = 9/4 = 2.25th term From the quartile formula we can write; Q 1 = 2nd term + 0.25 (3rd term-2nd term) Q 1 = 16+0.25 (23-26) = … WebJun 28, 2024 · Q1=1/4 ( n +1) Example 1 We are given the following set of data. Let's find the lower quartile: 3, 5, 7, 9, 14, 16, 22 Using the first strategy, we would first find the median … WebLower quartile = .25 ( N +1)th ordered point = 22.75th ordered point = 411 + .75 (436-411) = 429.75 Upper quartile = .75 ( N +1)th ordered point = 68.25th ordered point = 739 +.25 (752-739) = 742.25 Interquartile range = 742.25 - … falmouth downtown restaurants