Wikipedia
quartiles : In statistics, the quartile coefficient of dispersion is a descriptive statistic used to make comparisons within and between data sets. The statistic is easily computed using the first ( Q 1) and third ( Q 3) quartiles for each data set. Consider the following two data sets: The quartile coefficient.. More from Wikipedia
quartiles : In descriptive statistics, the interquartile range ( IQR), also called the midspread, middle fifty and middle of the #s, is a measure of statistical dispersion, being equal to the difference between the third and first quartiles. Unlike the (total) range, the interquartile range is a robust.. More from Wikipedia
Based on the data in the stem and leaf plot, find the sum of the avera..
Based on the data in the stem and leaf plot, find the sum of the average of lower quartile and the middle quartile and the average of middle quartile and the upper quartile. => 50 or 40 or 43 or 44..
What are the values of lower quartile and upper quartile of a data set..
What are the values of lower quartile and upper quartile of a data set, if its least value is 171, middle quartile is 257 and the greatest value is 304? => 171, 304 or 171, 257 or 257, 304 or Cannot be determined..
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Investigating how cumulative frequency diagrams are used to estimate the medianand quartiles of a frequency distribution. Based on an applet available free at www.waldomaths.com.
Question : what has to be true for the median and first quartile (lower quartile) to be the same.
Answer : All elements must be equal!.. More from Yahoo Answers
Answer : All elements must be equal!.. More from Yahoo Answers
Question : My math teacher gave me a worksheet on this, and he's not a very good math teacher, and he didn't go over it or explain it to the class, and I'm really confused about it. Can anyone help me? I figured it would be as simple as the upper and lower quartiles were the whiskers on the diagram, but everyone says that's not it. A little help here?
Please and thank you.
Answer : The first dot far left (beginning of whisker) is Lower Extreme The left line is called the 1st quartile The middle line between the two boxes is the median called the 2nd quartile The right line is called the 3rd quartile The last dot far right ( end of whiskers) is Upper Extreme.. More from Yahoo Answers
Answer : The first dot far left (beginning of whisker) is Lower Extreme The left line is called the 1st quartile The middle line between the two boxes is the median called the 2nd quartile The right line is called the 3rd quartile The last dot far right ( end of whiskers) is Upper Extreme.. More from Yahoo Answers
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