Given Y list as follows: y1 y2 y3 y4 y5 y6 y7 y8 y9y10 y11 y12 y13 5 169722 6 8 12 16 21 13 Find thenumber of outliers in the distribution. Question10Answer a. 2 b. 4 c. 3 d. 1 e. 0

Answered: Given Y list as follows: y1 y2 y3 y4 y5…

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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Below is a Box Plot. 10 15 20 35 Answer the following questions: The distribution represented 3 points by this box plot is: Positively skewed Negatively skewed Normal 30 25
Use the following data set to answer Questions #12 and #13. 65 55 65 54 60 57 55 58 63 58 57 65 57 58 84 Are there any outliers? There exists at least one outlier in the data set at 84. There exists outliers in the data set at 55 and 84. O There are no outliers in the data set.
Given the following box plot: 10 12 Determine the following: a. Min = b. Q1 = c. Median = d. Q3 = е. Мах - f. IQR = Q3 - Q1 = g. Range h. Which quarter has the smallest spread of data? 1st 2nd | 3rd 4th i. Which quarter has largest spread of data? 1st 2nd 3rd | 4th j. The percentage of data between the values 2 and 12. 0% |25% O 50% O75% O 100% k. The percentage of data between the values 12 and 13. 0% | 25% 50% 75% 100% O O O 0 O O 0 0
The outlier(s) in the data set 10, 17, 20, 21, 27, 22, 25, 24, 40 is (are) O a. 27 and 40 O b. 10 and 40 O c. 10 and 17 O d. 10 Ое. 40
C.W: The following frequency table represent the number of iPods sold within 30 days. IPods sold No. of days 5-9 3 10 - 14 6 15 - 19 8 20 - 24 8 25 – 29 5 a- Find the class boundaries and class midpoints. b- Do all classes have the same width? If yes, what is it? c- Prepare the relative frequency and percentage distribution columns. d- What percentage of the iPods sold in six days or fewer?
Find the 5 number summary for the data shown 3 18 24 26 28 38 55 63 65 67 5 number summary: 3 65 64 64 X, 21 IQR:|| The 1.5 x IQR rule states that values between and are likely not outliers.
For a set of observations, Q1 80 and Q3 = 130. Values greater than and less than are possible outliers.
L6Q3.Which of the following tables shows the data in the scatter plot below?
The following stem-and-leaf plot is constructed using data collected from the speed (km/h) of cars passing through an intersection. Data values were rounded to one decimal place. Leaf Steam 50 51 52 53 54 55 9 0 1 1 0 1 7 5 2 1 2 7 5 5 1 3 Key: 50 | 9 = 50.9 km/h 7 6 2 7 7 5 a. How many cars were sampled? b. How many cars traveled through the intersection at 52.5 km/h? C. What is the highest speed (km/h) recorded? d. Is the distribution skewed positively or negatively? 9 6 6
Here are the scores of 10 students in an introductory statistics course: 55 74 75 81 83 85 92 93 93 97 Find the interquartile range and use the 1.5 x IQR rule to check for outliers. How low would the lowest score need to be for it to be an outlier according to the rule?
6. For the data set with u = 50 and o = 5 What percent of the data is between... 45 and 50 45 and 55 40 and 50 60 and 65 50 and 65 above 50
20. Using 500 observations, the following five-point summary was obtained for a variable. Min 125 Q1 200 Median 300 Q3 550 Max 1300 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.

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Given Y list as follows: y1 y2 y3 y4 y5 y6 y7 y8 y9 y10 y11 y12 y13 5 1 6 9 7 2 2 6 8 12 16 21 13 Find the number of outliers in the distribution. Question 10Answer a. 2 b. 4 c. 3 d. 1 e. 0