salmonella              package:faraway              R Documentation

_S_a_l_m_o_n_e_l_l_a _r_e_v_e_r_s_e _m_u_t_a_g_e_n_i_c_i_t_y _a_s_s_a_y

_D_e_s_c_r_i_p_t_i_o_n:

     The data was collected in a salmonella reverse mutagenicity assay
     where the numbers of revertant colonies of TA98 Salmonella
     observed on each of three replicate plates for different doses of
     quinoline

_U_s_a_g_e:

     data(salmonella)

_F_o_r_m_a_t:

     A data frame with 18 observations on the following 2 variables.

     _c_o_l_o_n_i_e_s numbers of revertant colonies of TA98 Salmonella

     _d_o_s_e dose level of quinoline

_S_o_u_r_c_e:

     Breslow N.E. (1984), Extra-Poisson Variation in Log-linear Models,
     ApplStat, pp. 38-44.

