sim                  package:UsingR                  R Documentation

_F_u_n_c_t_i_o_n _t_o _s_i_m_u_l_a_t_e _s_a_m_p_l_i_n_g _d_i_s_t_r_i_b_u_t_i_o_n_s

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

     A convenient function for simulating sampling distributions

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

     sim(n = 10, m = 250, statistic = "mean", family = "norm", ...)

_A_r_g_u_m_e_n_t_s:

       n: size of sample 

       m: number of simulations

statistic: character name of statistic. For example "mean" or "median".

  family: family name of distribution such as "norm", "exp", "unif",...

     ...: named parameter values for the "r" function to find the
          random samples. 

_V_a_l_u_e:

     Returns a data vector of length 'm'.

_A_u_t_h_o_r(_s):

     John Verzani

_E_x_a_m_p_l_e_s:

     qqnorm(sim(n=10,family="exp"))
     qqnorm(sim(n=10,family="t",df=3))
     qqnorm(sim(n=10,family="t",statistic="median",df=3))

