The table below proxides a frequencydistribution of Litter size in rats.Determing the coefficients of stewnessand Kurtosis for the distribution.Liffee sizefrequency123 4 5 6 7 8 19 1107 33 58 116 125 126 121/107 56 37 251214V

Type data in excel size frequency 1 7 2 33 3 58 4 116 5 125 6 125 7 121 8 107 9…

Answered: The table below proxides a frequency…

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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llustration 9.4. The first and third columns of Table 9.3 give the frequency distribution of the average monthly earnings of male workers. Calculate the mean earnings. TABLE 9.3. DISTRIBUTION OF MALE WORKERS BY AVERAGE MONIHLY EXPENSES (Computation of Arithmetic Mean . . . Long Method) Monthly earnings Mid-point No. of workers Rs Rs Rs m fm 3,600 5,320 6,800 9,630 20,500 23,595 34,080 42,250 27.5 - 32.5 30 120 32.5–37.5 35 152 37.5–42.5 40 170 42.5 47.5 45 214 47.5 – 52.5 50 410 52.5 57.5 55 429 57.5 62.5 60 568. 62.5-67.5 65 650 55,650 68,625 59,600 45,050 23,310 14,440 10,700 5,250 2,750 67.5 -72.5 70 795 72.5 -77.5 77.5-82.5 75 915 80 745 82.5-87.5 85 530 87.5-92.5 90 259 92.5-97.5 95 152 97.5 - 102.5 100 107 102.5--107.5 105 SO 107.5 -112.5 110 25 Σ 6,291 4, 31,1 50
Find the value of the linear correlation coefficient r using the paired data below. 75 35 95 16 35 65 16 y 165 146 136 177 195 157 115 O0.109 O-0.078 O0214 O-0.086
The data below show the Marks scored by eight IT students in two tests: Probability and Statistics(X) ,and Programming (Y). X 67 42 85 51 39 97 81 70 Y 70 59 71 38 55 62 80 75 Calculate product moment correlation coefficient
Correlation 1. Eunice Consultancy took a random sample of the monthly office rents per square meter and the percentage of vacancy office space in 15 different cities. The results are shown in the table below. Monthly Rent Vacancy Rate X 01218609912201158912 4,000 7,500 5,300 6,200 8,000 5,000 9,000 3,400 4,400 5,100 8,000 9,000 9,900 8,800 9,000 a. Construct a scatter diagram. b. Calculate the coefficient of correlation using the Pearsons' Product-Moment Coefficient of Correlation and the Spearman's Rank-Order Coefficient of Correlation. c. Calculate the coefficient of correlation using the Spearman's Rank-Order Coefficient of Correlation. d. Interpret the results.
The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. Calculate the correlation coefficient r. Hours, x 1 3 0 6 0 2 2 3 4 1 Scores, y 67 82 62 90 68 80 87 92 92 73 Question content area bottom Part 1 A. 0.991 B. 0.847 C. 0.761 D. 0.654
Sales of a particular product for the years 2017 through 2020 have been 390, 455, 432 and 487 respectively. What sales would you predict for 2021 using a weighted moving average with weights of 0.45 for the immediate preceding year and 0.3, 0.15 and 0.1 for the three years before that?
Countries in the table are ranked by value of imports in a particular year to the country Z from the countries. Other information is given with respect to population and exports. Use this information and determine which country occupies the thirty percentile in population
Sketch a scatter plot and estimate the Pearson correlation . And then Compute the Pearson correlation. X VALUES: 0,2,1,1 | Y VALUES: 4,9,6,9
Annual high temperatures in a certain location have been tracked for several years. Let XX represent the year and YY the high temperature. Based on the data shown below, calculate the correlation coefficient (to three decimal places) between XX and YY. Use calculator/Excel! x y 3 22.92 4 23.3 5 19.68 6 17.96 7 18.34 8 18.22 9 16.2 10 14.48 11 11.56 12 11.04 13 11.52 14 10.2 r=r=
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The table below proxides a frequency distribution of Litter sinze in rats. Determing the coefficieties of Stewness and Kurtosis for the distribution. frequency 7 3 4 5 6 7 8 19 12 33 58 116 125 126 121 | 107 | 56 37 25 +