From the following table, calculate the coefficient of correlation by Karl Pearson's method:8.7104Y118Arithmetic means of X and Y series are 6 and 8 respectively.

Given that We have to find the correlation coefficient between X and Y:

Answered: From the following table, calculate the…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.1: Measures Of Center

Problem 9PPS

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For the following exercises, use Table 4 which shows the percent of unemployed persons 25 years or older who are college graduates in a particular city, by year. Based on the set of data given in Table 5, calculate the regression line using a calculator or other technology tool, and determine the correlation coefficient. Round to three decimal places of accuracy
Read measurements a-h on the enlarged 32nds and 64th graduated fractional rule shown in Figure 38-3.
For the following exercises, consider the data in Table 5, which shows the percent of unemployed in a city ofpeople25 years or older who are college graduates is given below, by year. 41. Based on the set of data given in Table 7, calculatethe regression line using a calculator or othertechnology tool, and determine the correlationcoefficient to three decimal places.
256 Q 3. Calculate the coefficient of correlation between X and Y series from the following data 2 3 4 1 Y 4 7 10
Kahl Co wants to know whether there is a correlation between the number of labour hours worked (x) and the value of factory overheads (y). The following figures have been calculated: [x 89 1,063 1,047 150,251 12,475 8 Exy n Which of the following statements is/are correct? (1) The correlation coefficient is 0.9 (to one decimal place) (2) 90% of the variation in factory overheads is explained by changes in the number of labour hours worked 2 only [x² 01 only Both 1 and 2 Neither 1 nor 2
By using the following data compute the Karl Pearson's coefficient of correlation. ΣΧ-250, ΣΥΥ-300, Σ6,500 2-10,000 and N = 10
Given : Total of the product of deviations of X and Y series 3,044 Number of pairs of observations = 10 Total of the deviations of X series =-170 boteln Total of the deviations of Y series = -20 Total of the squares of deviations of X series = 8,288 Total of the squares of deviations of Y series = 2,264. Find out the coefficient of correlation when the assumed means of X series and Y series are 82 and 68 respectively.
if the correlation coefficient r is equal to 0.568, find the coefficient of nondetermination.
Find Karl Pearson's coefficient of correlation using regression coefficients and mention the correct relation between the variables. byy =-0.39, byx =-0.14
From the previous step, we have found the following summations. Σ X = 60 y = 640 Σ Eve = 91,850 = 954 xy = 9180 We calculate the sample correlation coefficient r using the computation formula and the above summation values. Note that the number of sample points isn = 5. Round the final answer to four decimal places. "Ey - (E*)(Ev) r = 5(9180) - (60)(640) - (60)2 (640)2 7500 49,650
Calculate correlation coefficient from the following information: N= 10, ΣX= 140, ΣΥ= 150, Σ(X- 10), 180, Σ(Υ-15)215 , E(X – 10) (Y – 15) = 60. %3D
Veraween tne 49. From the following table calculate the coefficient of correlation by Karl Pearson's method : 6. 2 10 4. 8. 180.0 11 d Arithmetic means of X and Y series are 6 and 8 respectively. nobslen k. Y: 9. 8. 7 reiy 7 2oitaltele ni axhsM

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From the following table, calculate the coefficient of correlation by Karl Pearson's method: 8. 7 6. 2 10 4 11 8 Arithmetic means of X and Y series are 6 and 8 respectively.