Example 16.4 The data given in Table 16.4 are used to calculate the correlation coefficient. Tahle 165 shows the worksheet for this purpose. This is followed by the calculation of correlation coefficient Table 16.5 Computation of Correlation Coefficient 5-15 15-25 25-35 35-45 Total Y MV 10 20 30 40 MV dx → -1 1 2 fdy fdy? fáxdy dy I 75-125 100 3(3) 8(0) 2(-2) 3(-6) -1 4(0) 6(0) 2(0) 3(0) 4(-4) 8(-16) 19 -19 19 -17 125-175 150 5(0) 7(0) 4(8) 2(8) 26 175-225 200 1 3(3) 2(4) 11 11 11 225-275 250 10 20 40 6. Total 16 15 14 21 66 12 70 -2 fdx fdx? fdxdy -16 14 42 40 16 14 84 114 -5 Check 3 0. -2 o o o

Example 16.4 The data given in Table 16.4 are used to calculate the correlation coefficient. Tahle 165 shows the worksheet for this purpose. This is followed by the calculation of correlation coefficient Table 16.5 Computation of Correlation Coefficient 5-15 15-25 25-35 35-45 Total Y MV 10 20 30 40 MV dx → -1 1 2 fdy fdy? fáxdy dy I 75-125 100 3(3) 8(0) 2(-2) 3(-6) -1 4(0) 6(0) 2(0) 3(0) 4(-4) 8(-16) 19 -19 19 -17 125-175 150 5(0) 7(0) 4(8) 2(8) 26 175-225 200 1 3(3) 2(4) 11 11 11 225-275 250 10 20 40 6. Total 16 15 14 21 66 12 70 -2 fdx fdx? fdxdy -16 14 42 40 16 14 84 114 -5 Check 3 0. -2 o o o

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter12: Sequences, Series And Binomial Theorem

Section12.3: Geometric Sequences And Series

Problem 12.58TI: What is the total effect on the economy of a government tax rebate of $500 to each household in...

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