t(a-x)ln(a-x)

90031.443.448

180031.43.4468

270031.293.4432

360031.273.4426

720031.223.441

Metode grafik

t(a-x)1/(a-x)

90031.440.031807

180031.40.031847

270031.290.031959

360031.270.03198

720031.220.032031