A. The ages (in years) of 10 men and their systolic blood pressures (in millimeters of mercury) are shown in the data table below Systolic blood Age pressure 16 109 256 11,881 1,744 24 122 576 14,884 2,928 37 143 1,369 20,449 5,291 44 130 1,936 16,900 5,720 49 200 2,401 40,000 9,800 4,225 34,225 12,025 4,761 39,601 13,731 65 185 69 199 31 131 961 SAY 17,161 4,061 3,364 30,625 10,150 13,689 2,574 58 175 01 22 117 484 415 1,511 20,333 239,415 1. Complete the table 2. Use the table in 1) to find the coefficient of correlation between the variables age of men (X) and their systolic blood pressure (Y). 3. Find the coefficient of determination. r2 = (10(68024) -(415*1511))2 (10*20333-415squared) (10*239415-1511squared) = 0.818744 4. Interpret the coefficient of determination. R2 is 81.874% of systolic bp is justified by age. 5. Find the coefficient of alienation. =1-r2 =1-0.818744 =0.181256 6. Interpret the coefficient of alienation. =0.181256% of the systolic bp is not justified by age

A. The ages (in years) of 10 men and their systolic blood pressures (in millimeters of mercury) are shown in the data table below Systolic blood Age pressure 16 109 256 11,881 1,744 24 122 576 14,884 2,928 37 143 1,369 20,449 5,291 44 130 1,936 16,900 5,720 49 200 2,401 40,000 9,800 4,225 34,225 12,025 4,761 39,601 13,731 65 185 69 199 31 131 961 SAY 17,161 4,061 3,364 30,625 10,150 13,689 2,574 58 175 01 22 117 484 415 1,511 20,333 239,415 1. Complete the table 2. Use the table in 1) to find the coefficient of correlation between the variables age of men (X) and their systolic blood pressure (Y). 3. Find the coefficient of determination. r2 = (10(68024) -(4151511))2 (1020333-415squared) (10*239415-1511squared) = 0.818744 4. Interpret the coefficient of determination. R2 is 81.874% of systolic bp is justified by age. 5. Find the coefficient of alienation. =1-r2 =1-0.818744 =0.181256 6. Interpret the coefficient of alienation. =0.181256% of the systolic bp is not justified by age

Name: Student Name:A. The ages (in years) of 10 men and their systolic bloo
Uploaded: 2024-03-20T07:07:12.000Z
Channel: Bartleby
Description: Student Name:A. The ages (in years) of 10 men and their systolic blood pressures (in millimetersof mercury) are shown in the data table belowSystolic bloodAgepressure1610925611,881 1,74414,884 2,92824122576371431,369 20,449 5,291441301,936 16,900 5,

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Listed below are the measured radiation absorption rates (in W/kg) corresponding to 11 cell phones. Use the given data to construct identify the 5-number summary.
Listed below are pulse rates (beats per minute) from samples of adult males and females. Find the mean and median for each of the two samples and then compare the two sets of results. Does there appear to be a difference? Male: Female: 81 57 61 80 71 91 63 61 85 77 88 64 59 53 86 54 96 60 82 67 70 85 81 91 84 78 86 69 65 79 Find the means. The mean for males is beats per minute and the mean for females is (Type integers or decimals rounded to one decimal place as needed.) beats per minute.
70 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0 5 0.0714 5 1 11 0.1571 16 2 11 0.1571 27 3 7 0.1 34 4 7 0.1 41 5 7 0.1 48 6 8 0.1143 7 70 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 2 times per week? %
110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0 10 0.0909 10 1 20 0.1818 30 2 9 0.0818 39 3 11 0.1 50 4 13 0.1181 63 5 21 0.1909 84 6 11 0.1 95 7 15 0.1364 110 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 3 times per week? %
Consider the following partially filled frequency table: Value Frequency 0.5 1.0 2.9 Calculate the mean (to 2 d.p.). Cumulative Relative Frequency Frequency 0.2 39 100
110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0 14 0.1273 14 1 15 0.1364 29 2 9 38 3 14 0.1273 4 11 0.1 63 5 17 0.1545 80 6 0.1091 92 7 18 0.1636 110 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 6 times per week? %
130 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 0.1077 14 13 0.1 27 13 40 3 15 0.1154 55 4 19 0.1462 74 5. 21 0.1615 6. 13 0.1 108 22 0.1692 130 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 2 times per week? Submit Question
110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 14 0.1273 14 1 14 0.1273 28 2 10 0.0909 38 3 58 4 11 0.1 69 5 7 0.0636 76 6. 17 0.1545 7 17 0.1545 110 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 7 times per week? Hint: Frequency Tables
The National Hurricane Center provides data that list the number of large (category 3, 4, or 5) hurricanes that have struck the United States, by decade, from 1851-2020. Is there sufficient evidence that the number of large hurricanes have remained constant (per decade)? What are the degrees of freedom? Decade Count Decade Count 1851-1860 6 1941-1950 10 1861-1870 1 1951-1960 8 1871-1880 7 1961-1970 6 1881-1890 5 1971-1980 4 1891-1900 8 1981-1990 5 1901-1910 4 1991-2000 5 1911-1920 7 2001-2010 8 1921-1930 5 2011-2020 10 1931-1940 8 Chi-squared test for given probabilitiesdata: stormsX-squared = 13.589, df = 16, p-value = 0.6293 A. 107 B. 17 C. 13.589 D. 16
Listed below are pulse rates (beats per minute) from samples of adult males and females. Find the mean and median for each of the two samples and then compare the two sets of results. D there appear to be a difference? Male: Female: 86 71 54 84 57 95 53 89 53 63 59 82 53 91 88 72 68 85 87 90 91 88 70 92 77 63 94 82 86 64 Find the means. The mean for males is 71.9 beats per minute and the mean for females is 80.6 beats per minute. (Type integers or decimals rounded to one decimal place as needed.) Find the medians. The median for males is 71 beats per minute and the median for females is 85 beats per minute. (Type integers or decimals rounded to one decimal place as needed.) Compare the results. Choose the correct answer below. OA. The mean and median appear to be roughly the same for both genders. OB. The mean and the median for males are both lower than the mean and the median for females. OC. The mean and the median for females are both lower than the mean and the median for males.…
The densities of several common metals are shown in the following table. Metal Density (g/cm³) iron 7.87 silver 10.49 lead 11.36 zinc 7.13 aluminum 2.70 For her chemistry lab, Kamila needs to identify three metal samples by density. The data she collected is shown in the following table. The metal samples are all rectangular prisms.
Listed below are pulse rates (beats per minute) from samples of adult males and females. Find the mean and median for each of the two samples and then compare the two sets of results. Does there appear to be a difference? Male: Female: 86 71 54 84 57 95 53 89 53 63 59 72 68 85 87 90 91 88 70 92 77 63 82 53 91 88 94 82 86 64 Find the means. The mean for males is ☐ beats per minute and the mean for females is (Type integers or decimals rounded to one decimal place as needed.) beats per minute.