Are the correlations in the matrix presented above or below the diagonal? What i

Question

Are the correlations in the matrix presented above or below the diagonal?

What is shown in the diagonal of the correlation matrix?

Missing 30 Mean Std Dev SF 12 Physical Health Component score. standardized B9 Missing 107 Std Dev SF 12 Mental Health Component Score, standardized Missing 107 Std Dev CORRELATIONS CORRELATION NARIABLES docvisit bmi sfi2phys sf 12ment PRINT TWOTAIL SG. Correlations Number of doctor visits, past 12 mo Sig. (2-tailed) Pearson Correlation Body Mass index Sig. (2-tailed) SF12 Physical Health Component Score, standardized Pearson Correlation Sig. (2-tailed SF12 Mental Health Component Score, standardized Pearson Correlation Sig, 02-tailed) Number of doctor visits past 12mo Body Mass Index SF12 physical Health Component score standordured MentalHealth Component scoe standardized 830 39 193

Explanation / Answer

The correlations in the matrix are presented both above and below the diagonal. Only the pairing is reversed which does not have any effect on correlation value.

The diagonal of the correlation matrix shows correlation of a variable with itself which will always be +1.

The correlations in the matrix are presented both above and below the diagonal. Only the pairing is reversed which does not have any effect on correlation value.

The diagonal of the correlation matrix shows correlation of a variable with itself which will always be +1.

The correlations in the matrix are presented both above and below the diagonal. Only the pairing is reversed which does not have any effect on correlation value.

The diagonal of the correlation matrix shows correlation of a variable with itself which will always be +1.

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