Open End Classes.. (6. From the following distribution of wages locate median.WagesBelow 10:10 20 20-3030-40 40 50 50-60 60-70 70-80 80-90 90 100 100 & aboveNo. of Workers:1638586016221515712

Answered: Image /qna-images/answer/e6a7f251-efd9-455d-83cc-1d0ef8eb9294.jpg

Answered: .. (. l'rom the following distribution…

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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The table below shows the monthly incomes (in thousands) of Mr. Adam. 11 56 43 11 12 11 10 48 23 21 22 28 17 18 60 23 11 25 22 21 17 53 48 47 47 Read the above table and answer the following questions: a. Using the 2" rule, how many classes would you suggest? b. Create a Frequency distribution table from the data above. c. Create a Relative frequency Distribution and show the graph d. Create a Cumulative Relative Frequency distribution and display the graph e. Explain your graphs found in part c, and d in plain english. 21
which is the correct answer?
Following shows the numbers of Amazon Prime members in the millions, each quarter from 2016 to 2021. Quarter 2016 2017 2018 2019 2020 2021 1 26 36 48 62 81 98 2 27 37 50 65 83 103 3 29 40 53 69 86 109 4 33 44 57 74 93 117 Construct a line chart using the data. Describe the relationship between the time and number of subscribers.
Evaluate an appropriate measure of dispersion for the following data : Income : Less than 50 50–70 70-90 90–110 110–130 | 130–150 above 150 No. of Persons : 54 100 140 300 230 125 51
1.[Short Answer] Construct (1) The frequency distribution (2) the frequency histgram (3)the frequency polygon (4)the relative frequency histgram for the following data set: the scores for 81 students. 114 114 108 133 115 127 109 133 121 106 134 131 91 121 94 96 95 95 76 103 113 99 74 81 107 58 81 90 85 70 96 67 66 93 81 92 98 58 88 44 80 93 76 43 60 70 54 58 43 35 40 49 73 51 27 45 57 79 65 65 60 47 32 56 60 32 59 51 44 41 50 41 42 44 22 28 33 35 35 21 25
d and e please
Example 2-2. Calculate the mean for the following frequency distribution : Class interval : 0-8 8–16 16-24 24–32 32-40 40–48 Frequency : 8 7 16 24 15 7
The following table shows the median income, in thousands of dollars, of American families for 2003 through 2008. Year 2003 2004 Income (thousands of dollars) 52.68 54.06 2005 56.19 2006 58.41 2007 2008 61.36 61.52 (a) Plot the data. H H 62 62 61 61 60 60 59 59 58 58 57 57 56 56 55 55 54 54 53 53 2004 2005 2006 2007 2008 2004 2005 2006 2007 2008 H H. 62 62 61 61 60 60 59 59 58 58 57 57 56 56 55 55 54 54 53 53 2004 2005 2006 2007 2008 2004 2005 2006 2007 2008 (b) Use exponential regression to construct an exponential model for the income data. (Let t be years since 2003 and H be the median household income in thousand of dollars.) OH = 62.520 x 0.967 OH = 57.370 x 1.010 OH = 71.932 x 0.856 OH = 49.035 x 1.245 O H = 52.587 x 1.035 (c) What was the yearly percentage growth rate in median family income during this period? (Use the model found in part (b). Round your answer to one decimal place.)
Q1/ A// Determine the relative cumulative frequency for the data below. Class 0-10 10-20 20-30 30-40 40-50 50-60 60-70 interval Frequency | 95 B// Draw the polygon curve for the data above. 30 60 40 20 10
are there any outliers in this histogram?
3. The following table gives annual salary (in thousands of dollars) of the mothers and fathers of 10 randomly chosen students at a local elementary school. Salary in Thousands of Dollars Mother 5 102 42 55 48 Father 80 80 25 30 150 54 72 76 81 53 72 84 56 0 90 56 52 50 50 53 46 49 58 75 40 a. Form a box plot displaying the mothers' data and a box plot displaying the fathers' data. b. What percent of the mothers' incomes are less than $50,000? What percent of the fathers' incomes are at least $70,000? c. Are there any outliers in the mothers' incomes? If so, which ones? Explain (using numbers) how you know these are outliers. d. Is a father's income of $90,000 considered unusual? Explain your thinking.

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.. (. l'rom the following distribution of wages locate median. Wages No. of Workers: Below 10: 10 20 20-30 30-40 40 50 50-60 60-70 70-80 80-90 90 100 100 & above 16 38 58 60 16 22 15 15 7 12