WeightData              package:Simple              R Documentation

_D_a_t_a _o_n _h_e_i_g_h_t, _w_e_i_g_h_t _a_n_d _a_g_e _o_f _c_h_i_l_d_r_e_n

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

     The 'WeightData' data frame has 5337 rows and 5 columns.

     Data set from NHANES data that contains weight, height and age
     information of children sampled from the United States.

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

     data(WeightData)

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

     This data frame contains the following columns:

     _a_g_e age in months of child

     _w_e_i_g_h_t weight in pounds

     _h_e_i_g_h_t height in inches

     _g_e_n_d_e_r Male = 1, Female = 2

     _s_a_m_p_l_e._w_e_i_g_h_t a weight to allow for adjustment to oversampling
          procedures

_D_e_t_a_i_l_s:

     This data set is excerpted from the NHANES III national survey. 
     See the NHANES web site for much more information about the data.

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

     NHANES III national survey conducted 1999-2001,
     http://www.cdc.gov/nchs/nhanes.htm

_R_e_f_e_r_e_n_c_e_s:

     Data is used to make growth charts.

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

     data(WeightData)
     age.yrs = floor(WeightData$age/12)
     boxplot(WeightData$weight ~ age.yrs)

