There are 341 calories in 1 Roast Beef Sandwich. Calorie breakdown: 36% fat, 31% carbs, 32% protein.
Definition of Correlation: Correlation is a statistical technique that is used to measure and describe the STRENGTH and DIRECTION of the relationship between two variables. Correlation requires two scores from the SAME individuals.
A relationship, or correlation, in research broadly refers to any relationship between two or more variables. A causal relationship is a relationship between variables that occurs when changes in one variable are systematically related to changes in another variable.