formula draft - F>Fα k-1 n-k=F0.10 3-1 90-3≈2.37...

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Unformatted text preview: F>Fα, k-1, n-k=F0.10, 3-1, 90-3≈2.37 S2=1323.71 F=MSTMSE H0:μ1-μ2=0 =i=137Xi37=(2520+2414+3178+3406+…+5361)37=4,892 =102.26 S22=136i=137xi2-i=137xi237=136948,560,917-181,005237=1,752,210 i=137Xi2=(2520)2+24142+31782+34062+…+(5361)2=948,560,917 =30(1984-1485.3)2+30(824-1485.3)2+30(1648-1485.3)2= 21,374,720.10 =29×664,989+29×192,506+29×118,575=28,306,030 MST=SSTK-1=21,374,720.103-1=10,687,360.05 MSE=SSEN-K=28,306,03090-3=325,356.67 F=MSTMSE=10,687,360.05325,356.67≈32.85 HA:μ1-μ2>0 μ1-μ2 μ2 i=137Xi=2520+2414+3178+3406+…+5361=181,005 S1S2=4668.981323.71≈3.52>1.5 d.f.=21,799,33253+1,752,2103721,799,33253253-1+1,752,2103723712≈63.45 Reject H0 if X2>Xα,(r-1)(c-1)2=X0.10, 42=7.77944 =5957-4892-021,799,33253+1,752,21037=1.57 Inflation<3 e25=36×129402=11.55 =17-9.4929.49+36-17217+14-6.6326.63+23-11.87211.87+11-5.9125.91 +(22-10.59)210.59+(17-7.52)27.52+(25-13.48)213.48+(13-6.45)26.45+(2311.55)211.55 X2=102.26>13.2764 or 9.48773 or 7.77944, reject the null hypothesis ...
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