Genetic Analysis with Random Amplified Polymorphic DNA of the Multiple Enterocin-Producing Enterococcus lactis 4CP3 Strain and Its Efficient Role in the Growth of Listeria monocytogenes in Raw Beef Meat

Table 5

Estimates of covariance parameters in raw beef meat samples between 7 and 28 days.

Parameter		Estimate	Wald Z	Sig.
Residual		0.029149	2.236	0.025
Day [subject = id]	Variance	0.00000	.	.
Residual		15.235632	2.449	0.014
Trial [subject = id]	Variance	4.155172	0.000	1.000

: this covariance parameter is redundant. The test statistic and confidence interval cannot be computed. Sig.: the p-value (associated with the correlation).