20. Using 500 observations, the following five-point summary was obtained for a variable.Min125Q1200Median300Q3550Max1300a. Interpret Q1 and Q3.b. Calculate the interquartile range. Determine whether any outliers exist.c. Is the distribution symmetric? If not, comment on its skewness.

Answered: 0. Using 500 observations, the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Use the accompanying data set to complete the following actions. a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers. 63,61,56,64,56,55,61,58,61,63,64,64,54,65,82 a. Find the quartiles. The first quartile,Q1,is= The second quartile,Q2,is= The third quartile,Q3,is= (Type integers or decimals.) b. Find the interquartile range. The interquartile range (IQR) is= (Type an integer or a decimal.) c. Identify any outliers. Choose the correct answer below. A. There exists at least one outlier in the data set at= (Use a comma to separate answers as needed.) B. There are no outliers in the data set.
find the five-number summary and draw the box plot for the following data set: (Hint: Min Q1 M Q3 Max) 12 5 7 15 12 13 21 26 28.5 29 16 38 39.2 42 44.8
Consider the boxplot below. Box Plot with five Point Summary: 5,9,10,17,30 a. What quarter has the smallest spread of data? First Third Second Fourth b. What is that spread? c. What quarter has the largest spread of data? Fourth Second Third First d. What is that spread? e. Find the Inter Quartile Range (IQR): f. What value could represent the 53rd percentile? 8 10 11 19
Consider the following stem-and-leaf diagram: Stem Leaf 13 6.9.9 14 14 2.3.3.3.4 6.7.8.9 15 1.3.4 15 6.7 16 2.4 What is the median of this data set?
Use the accompanying data set to complete the following actions. a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers. 57 60 57 64 62 64 58 64 64 59 54 56 55 59 82 0 a. Find the quartiles. The first quartile, Q,, is 57. The second quartile, Q,, is 59 . The third quartile, Q3, is 64. (Type integers or decimals.) b. Find the interquartile range. The interquartile range (IQR) is (Type an integer or a decimal.)
2) The scores for Mr. Brown's and Ms. Green's classes are given below. Make a box-and- whisker plot for both classes and discuss what the plots show about the classes. Clearly list/identify the Upper Quartile, Median, Lower Quartile, Interquartile range and explain how you would determine whether or not there are any outliers in the data set. State the values used to determine outliers (both high and low values) for each data set. Mr. Brown's Class: 9, 10, 14, 11, 19, 13, 14, 21, 19, 22, 21, 17, 15, 21, 17, 13, 13, 19, 13, 13 Ms. Green's Class: 18, 13, 16, 17, 10, 12, 9, 16, 13, 15, 13, 18, 16, 17, 10, 13, 9, 25, 24, 18 bolslgmoo uroy haolqUow lio
Use the accompanying data set to complete the following actions. a. Find the quartiles b. Find the interquartile range. c. Identify any outliers 54 62 61 55 58 55 55 61 63 65 63 62 61 59 78 a. Find the quartiles. The first quartile, Q₁, is The second quartile, Q₂, is The third quartile, Q3, is (Type integers or decimals.) b. Find the interquartile range The interquartile range (IQR) is c. Identify any outliers Choose the correct answer below. (Type an integer or a decimal) OA. There exists at least one outlier in the data set at (Use a comma to separate answers as needed) OB. There are no outliers in the data set
Find mean, median, Q1 and Q3 for the following data. Determine whether there are outliers. Construct a box plot to represent this data. 2. 1 6 3. 2 4 5. 6 7 8 6. 0 0 2 2 2 8 9 7. 0 0 0 1 4 5 5 8 2 8. 1 2 2 6 8 8 9. 2 2 4 5 8 8
13
Use the accompanying data set to complete the following actions. a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers. 42 50 37 44 41 38 39 48 44 38 35 55 44 36 15 51 38 49 29 29 a. Find the quartiles. The first quartile, Q1, is _____. The second quartile, Q2, is ____. The third quartile, Q3, is ____. (Type integers or decimals.) b. Find the interquartile range. The interquartile range (IQR) is _____. (Type an integer or a decimal.) c. Identify any outliers. Choose the correct choice below. A. There exists at least one outlier in the data set at____. (Use a comma to separate answers as needed.) B. There are no outliers in the data set.
Use the accompanying data set to complete the following actions. a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers. 54 58 58 58 57 55 56 56 60 55 64 61 55 63 77 O a. Find the quartiles. The first quartile, Q1, is The second quartile, Q2, is The third quartile, Q3, is (Type integers or decimals.) b. Find the interquartile range. The interquartile range (IQR) is|. (Type an integer or a decimal.) c. Identify any outliers. Choose the correct answer below. O A. There exists at least one outlier in the data set at (Use a comma to separate answers as needed.) O B. There are no outliers in the data set.
Q.5. Find the median if the mean and mode are given as 35 and 30 respectively?

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Min	Q2	Median	Q3	Max
125	200	300	550	1300

0. Using 500 observations, the following five-point summary was obtained for a variable. Min Q1 Median 200 300 Q3 125 a. Interpret Q1 and Q3. b. Calculate the interquartile range. Determine whether any outliers exist. c. Is the distribution symmetric? If not, comment on its skewness. 550 Max 1300