3.608765 -6.889714 9.690143
Here are the attributes of interest: ph_zdiff r_pt_zdiff l_pt_zdiff r_pf_zdiff l_pf_zdiff
This is for Naoko:
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 4440
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 210
Training set error: 0
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3995
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 189
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3990
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 2
    L5: lyingdown_yes = 195
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3996
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 2
    L5: lyingdown_yes = 189
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3994
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 190
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff1 > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3995
  L3: Is r_pt_zdiff > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 1
    L5: lyingdown_yes = 191
Training set error: 0
Test set error: 0.004291845
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3990
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 194
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff3 > 10.18666? (yes=L2 and no=L3)
  L2: lyingdown_no = 3997
  L3: Is r_pf_zdiff > 10.25624? (yes=L4 and no=L5)
    L4: lyingdown_no = 2
    L5: lyingdown_yes = 188
Training set error: 0
Test set error: 0.002145923
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3989
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 195
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3996
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 188
Training set error: 0
Test set error: 0
          
L1: Is r_pf_zdiff > 10.25624? (yes=L2 and no=L3)
  L2: lyingdown_no = 3990
  L3: Is r_pt_zdiff1 > 13.0277? (yes=L4 and no=L5)
    L4: lyingdown_no = 3
    L5: lyingdown_yes = 194
Training set error: 0
Test set error: 0