Test of Equality of Variances When testing two independent samples (for differences in mean, one-sided tests, etc.), it is helpful to know that the samples have equal variances or not.
JHK2303/iStock/Getty Images. Chambray, a double-ply cotton fabric with a tight weave, is similar to denim but not the same. It has a white filler thread woven in with a colored background thread. But unlike denim's twill weave, chambray has a plain weave, so it's smoother and lighter in weight.Chambray is rugged but light, making it suitable for work wear as well as summer-weight shirts and skirts.ut unlike denim's twill weave, chambray has a plain weave, so it's smoother and lighter in weight. Chambray is rugged but light, making it suitable for work wear as well as summer-weight shirts and skirts.
Chambord is a premium, all-natural black raspberry liqueur produced in the Loire Valley, south of Paris, France.It is rich, lush and sweet made with raspberries and blackberries in a Cognac and other French spirits base.roducing Chambord: The process of making Chambord is not easy; it is a finely crafted blend of infused spirits and Cognac. 1  Whole raspberries and blackberries are steeped for several weeks in French spirits. 2  The berries are strained from the infusion and soaked again in a second batch of liquor for a few more weeks.