Question

The following table shows the average price of a two-bedroom apartment in a downtown area from 1994 to 2004 (t-0 represents 1994) Year t 024 8 10 1.08 | 1.10 | 1.30 | 1.65 | 1.90 | 2.30 (s million) (a) Use technology to obtain the linear regression line and correlation coefficient r, with all coefficients rounded to two decimal places. 0.2529t + 0.67 | X p(t) = r = 0.97 (c) Use technology to obtain the residuals. (Round your answers to two decimal places.) Residual Year t 1x 0 Enter a number 2 4 6 8 10

Answer 1

.Kn.gn) Sta2d I,negyrereps , o n Yol hon ts tor ths ㄅ 乙 Sx

2. 3o So Points are (o, os) 2, 11a) 6 1-08 + f.:ơ+1.3ơ +1-65+1.90+2.30 y 3 148 167 2 6

SXN= 36.6666667-5乙= {1,6666667 Slope m= 1.3475 11.666666 ~ 0013 0.92 la YF 1475 Vit-GG6666 %) Q196791] 门

AS 10 25 2 227