cloth package:boot R Documentation _N_u_m_b_e_r _o_f _F_l_a_w_s _i_n _C_l_o_t_h _D_e_s_c_r_i_p_t_i_o_n: The 'cloth' data frame has 32 rows and 2 columns. _U_s_a_g_e: cloth _F_o_r_m_a_t: This data frame contains the following columns: '_x' The length of the roll of cloth. '_y' The number of flaws found in the roll. _S_o_u_r_c_e: The data were obtained from Bissell, A.F. (1972) A negative binomial model with varying element size. _Biometrika_, *59*, 435-441. _R_e_f_e_r_e_n_c_e_s: Davison, A.C. and Hinkley, D.V. (1997) _Bootstrap Methods and Their Application_. Cambridge University Press.