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Edward Mak posted on Monday, July 21, 2008 - 12:22 am
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Dear Muthen, I have got the following error message. how could I deal with it? Thank you very much. two level CFA *** FATAL ERROR THE SAMPLE BETWEEN COVARIANCE MATRIX COULD NOT BE INVERTED. THIS CAN OCCUR IF A VARIABLE HAS NO VARIATION, OR IF TWO VARIABLES ARE PERFECTLY CORRELATED, OR IF THE NUMBER OF CLUSTERS IS NOT GREATER THAN THE NUMBER OF VARIABLES. CHECK YOUR DATA. THE PROBLEM IS DUE TO: NUMBER OF VARIABLES : 62 NUMBER OF CLUSTERS : 39 |
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You need to have more clusters than variables. You will need to cut down the size of your model. |
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Edward Mak posted on Monday, July 21, 2008 - 6:53 pm
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Dear Linda, Thank you very much. Any other methods? Edward |
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I don't know of any methods where you can take clustering into account when you have more variables than clusters. |
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Edward Mak posted on Wednesday, July 23, 2008 - 6:02 am
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Dear Linda, Thank you very much. Edward |
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