The following data on degree of exposure to 242Cm alpha particles (x) and the percentage of exposed cells without aberrations (y) appeared in the paper “Chromosome Aberrations Induced in Human Lymphocytes by D-T Neutrons” (Radiation Research [1984]: 561–573):

Summary quantities are

a. Obtain the equation of the least-squares line.

b. Construct a residual plot, and comment on any interesting features.

Transcribed Image Text:

X y X A y X y 0.106 98 1.08 75 2.72 44 0.193 95 1.62 72 3.12 41 0.511 87 1.73 64 3.88 37 0.527 85 2.36 55 4.18 40