4. Find out Spearman's Rank correlation for the following data and write your comment.Profits655446543885466895of XProfits553540556575405565of Y7070

We have given that, The data set are:- X:- 65, 54, 46, 54, 38, 85, 46, 70, 68, 95 Y:- 55, 35, 40,…

Answered: 4. Find out Spearman's Rank correlation…

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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Solve the problem. The following data gives the number of applicants that applied for a job at a given company each month of 1999: 63, 70, 68, 74, 83, 77, 79, 86, 82, 68, 66, 63. What is the median of the data? O 72 O There is no median. O 70 O 74 W ASUS f4 f5 f6 f7 f8 口京 f9 f10 f11 & 4 7 8. 9. R T Y U 因 5 图

33 Calculate the coefficient of rank correlation from the following data:- X 60 34 40 50 41 22 43 42 66 64 46 Y 75 32 34 40 45 33 12 30 36 72 41 57 45
Use this dataset for your analysis software. Cost-to-charge ratio (the percentage of the amount billed that represents the actual cost) for inpatient and outpatient services at 11 Oregon hospitals is shown in the following table. A scatterplot of the data is also shown. Hospital 1 2 3 O No 4 5 6 7 8 9 10 11 No No 100 90 80 70 60 50 Cost-to-Charge Ratio Outpatient Inpatient Care Care 45 62 66 63 51 75 65 56 45 48 71 54 å Inpatient 55 80 76 75 62 100 88 64 50 54 83 100 65 Outpatient The least-squares regression line with y = inpatient cost-to-charge ratio and x = outpatient cost-to-charge ratio is ý = -1.1 + 1.29 x. (a) Is the observation for Hospital 11 an influential observation? Yes (b) Is the observation for Hospital 11 an outlier? Yes 75 (c) Is the observation for Hospital 5 an influential observation? O Yes O No (d) Is the observation for Hospital 5 an outlier? O Yes O No
Part of choosing the type of data display depends on the preference of the person creating the graph based on what is to be conveyed. O True O False 79 F Partly sunny to search Del F11 F12 Prt Sc Insert F9 F10 F7 F8 F6 F5 F3 Backspace & # 2$ 6 7 8. 4 5
Give an example of two variables that have a positive linear correlation. Give an example of two variables that have a negative linear correlation. Give an example of two variables that have no correlation. Below is the height in inches and weight in pounds of eleven individuals Height, x 62 63 66 68 70 72 73 74 74 75 75 Weight, y 195 190 250 220 250 255 260 275 280 295 300 x = 65 inches x = 69 inches x = 71 inches
A professor went to a website for rating professors and looked up the quality rating and also the "easiness" of the six full-time professors in one department. The ratings are 1 (lowest quality) to 5 (highest quality) and 1 (hardest) to 5 (easiest). The numbers given are averages for each professor. Assume the trend is linear, find the correlation, and comment on what it Quality 4.6 Easiness O 3.8 4.7 3.2 means. 4.4 3.2 4.2 3.8 2.6 1.8 3.6 2.2 Calculate the correlation. 3D(Round to three decimal places as needed.)
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a teacher asked her students how many hours of sleep they had the night before a test. what type of correlation does your graph show? Determine a equation line of best fit BY HAND using the points 7,90 nd 6,76. hours slept : 8 7 7 8 6 5 7 4 9 7 score 83 86 74 88 76 63 90 60 89 81
7. The following scater plot shows the weights and lengths of some đinosaurs. Dinosaur Sizes y 70 60 30 20 10 20 40 60 80 100 Length (feet) Which statement accurately describes the information in the scater plot? A The information shows a positive correlation. The weight of a dinosaur tends to increase according to its length. B. The information shows a negative correlaion. The weight of a dinosaur tends to decrease according to its length. C. The information shows no correlaton. The weight and length vary according to the type of dinosaur. D. The information shows no correlation. The relationship between the weight and length of a dinosaur is uncertain. Weight (tons)
Use Statkey or other technology to find the correlation for the following data. 4 8 12 16 20 24 28 32 Y 559 501 419 334 352 353 398 403 Click here to access StatKey. Round your answer to three decimal places. The correlation is r = i
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4. Find out Spearman's Rank correlation for the following data and write your comment. Profits 65 54 46 54 38 85 46 70 68 95 of X Profits 55 35 55 65 70 75 40 55 65 of Y 40