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2£©Á½×é»ò¶à×éÊý¾ÝÊÇ·ñÓй²Í¬Ð±ÂʵÄPÖµÅжϡ£ÔÚ"TEST FOR COMMON SLOPE ACROSS GROUPS" ÕâÒ»À¸ÀïÓиöPÖµ£¬ÔÚÆäºó½ô½Ó×ÅÓÖÓÐÒ»¸ö¡°Test statistic¡± ÖÐÒ²ÓÐÒ»¸öPÖµ£¬ÄÇô¹²Í¬Ð±ÂʵÄPÖµÊÇ¿´ÄÄÒ»¸öÄØ£¿ºóÒ»¸öPÖµµÄÒâÒåÊÇÊ²Ã´ÄØ£¿
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SMA analysis
Filename:        inputnp.txt
Grp:        Group        Y: log P        X: log N
No. iterations:        1000        Critical p:        0.050        Conf.interval:        95%
Filters:
Filtered or empty data points:        16
Groups with less than 2 data points (removed):       
No. groups:        2
No. datapoints:        251
Measurement Error: Not included

SMA results
Group          n              R2             p              Slope          LowCI          UppCI          Interc         LowCI          UppCI          Ymean          Xmean          H0_b           F              p             
1              133        0.567          0.000          1.431          1.278          1.603          -1.729         -1.937         -1.522         0.085          1.268          1.000          40.580         0.000         
2              118        0.136          0.000          1.426          1.203          1.690          -1.801         -2.083         -1.519         -0.164         1.149          1.000          17.622         0.000         

TEST FOR COMMON SLOPE ACROSS GROUPS
Grps           N              Slope          LowCI          UppCI          H0_b           X2             p      
2              251            1.430          1.301          1.571          1.000          51.549         0.000  

Test statistic:        0.001        p =        0.962

COMPARISON OF LINES WITH COMMON SLOPE
Common slope:        1.430        Grand mean X:        1.212        Grand mean Y:        -0.032        Grand mean F:        -1.764        Grand mean R:        -1.764

Group         n        R2        Interc         YgrandX        XgrandY        Ymean          Xmean          Fmean          Rmean         
1              133        0.567        -1.727         0.005          1.186          0.085          1.268          1.897          -1.727
2              118        0.136        -1.806         -0.073         1.241          -0.164         1.149          1.478          -1.806

Testing for shifts in elevation between groups using WALD statistic
df        stat        p        A_com
1        11.788         0.001          na
Significant elevation shift between groups!
No post-hoc multiple comparisons

Testing for shifts along the common slope using WALD statistic
df        stat        p        A_com
1        99.678         0.000          na
Significant shift along common slope!
No post-hoc multiple comparisons
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3Â¥: Originally posted by ËÆº£ÇéÉî at 2016-12-11 22:14:54
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Alev

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4Â¥: Originally posted by ÌìÌÃË®ÐÇ at 2016-12-18 10:37:50
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