please help is this true or not? if the standard error of a sample means is 10 that the variance of the sample means mus

[answerhappygod]

please help is this true or not? if the standard error of a
sample means is 10 that the variance of the sample means must be
100.
is this true or not In a two-sample t-test, the
only reason we would need to use the Satterthwaite approximation is
if we reject the null hypothesis in an F test
for whether the two samples’ respective variances are
equivalent