|
<br />Table 2.
<br />
<br />Chi-square goodness of fit analysis of northern pike length frequency distributions
<br />by year sampled for four size classes.
<br />
<br /> OBSERVED FREQUENCIES
<br />.',. ....., - ---- ,... . ,,',.'.,. ..."" ," ..i) >1, .,...'.....'........... ,'..~,'.;.. ,',' ,,'.,' ",' .',','." "'.",,.,
<br />....._----, -,,-. "i
<br />'..'".".Totallengthu , ",1986..88 'RQi> 1001 ' TOTAL ',.'
<br />..- . ,.,..'., .i ",.> "'.,"".'.,,..-,.',...,.'.,..'.".,.
<br /> '."(mm)'" ',' . '., .'.' ','...','..... . .".. ,',.. .'i " ",',". ".
<br /> ~500 12 57 22 32 123
<br /> 501-600 27 54 45 39 165
<br /> 601-700 30 32 42 42 146
<br /> L701 38 30 29 15 112
<br /> TOTAL 107 173 138 128 546
<br /> EXPECTED FREQUENCIES
<br /><>).< ',.,.' i ,..,.'.,.,.,., ~I.... .~_c_ >>. 1~~1.0~~. --- '"
<br /> ESTIMATE}). ,,',
<br />>< 'i< "......"C..~."..~,,~T ....>..(.... '",.... ,~~ '\ <> FRE~""
<br /> "",.."..',.,....,'..".....", ,,',' ',.'." ',"'. ,'.',,' ',...'.".','.., ,,'. I"" '...'.' '" '.'
<br /> ~500 24 39 31 29 0.225
<br /> 501-600 32 52 42 39 0.302
<br /> 601-700 29 46 37 34 0.267
<br /> L701 22 35 28 26 0.205
<br /> <H ". .","'.'..' ',', >
<br /> TOTAL 107 173 138 128 "",..','..,.
<br /> ."i'"
<br /> CHI-SQUARE ESTIMATES
<br /> ><,i ,Ju,< '.',.,.,""'........1............."...'. ""'.'."."..."'.~,.'\"....'.............,.... I".", - ,~H -~--u~.
<br /> '1986-88 '...i...... SUM <
<br />".,..,... , " ~ i.
<br /> ~500 6.08 8.34 2.66 0.35 17.42
<br /> 501-600 0.88 0.06 0.26 0.00 1.20
<br /> 601-700 0.07 4.40 0.70 1.77 6.93
<br /> L701 11.74 0.85 0.02 4.83 17.43
<br /> SUM 18.76 13.64 3.64 6.94 42.98*
<br />bx ecte<1 lTe uenCles rsIZe rou :a.lculated from SIZe rou total/sam e total
<br />
<br />p q pe g P
<br />.Significant at P<O.OOS for 9 df.
<br />
<br />g p
<br />
<br />p
<br />
<br />20
<br />
|