Sentence examples for separate variances from inspiring English sources

We used separate variances to account for unequal variation between categories of development [37].

T tests with separate variances were used where the Levene's test was significant.

To account for heteroscedasticity, separate variances for DNA and RNA were specified.

In any case, the model needs to fit separate variances for each source of variation in each trial.

The same QTL were identified using a single QTL variance component model compared to a model allowing for separate variances with minor differences with respect to QTL location.

If the variances were significantly unequal then separate variances were used in the t-test, where the variances were not significantly different a pooled variance was used.

Separate variance estimation (t' test) was used to detect possible differences in mean ages between primary headache and headache NOS, which had unequal variance.

The results of estimating the time of change considering separate variance shifts in x 1 and x 2 under different values of τ are summarized in Tables 4 and 5, respectively.

It was also considered important to have separate variance terms for the strata which were defined in the original surveys; this is because each of the key variables changes markedly from one stratum to another, both in terms of the mean value and the variance.

Variables were tested for normality with Shapiro Wilk's W test. T-test with separate variance estimates, χ2-test, χ2-test with Yates correction, and ANOVA with post hoc Scheffe were used to evaluate differences between cirrhosis and other liver disease controls, as well as within subgroups of patients with cirrhosis, as appropriate.

As presented by Hill (1972, 1979), calculations of these variances include separate variance and covariance terms for parent offspring sex.