What are loops ?what is an interation ?

1.	What are loops ?what is an interation ?
Answer» uter science, a loop is a programming STRUCTURE that REPEATS a sequence of instructions until a specific condition is MET. Programmers use loops to cycle through values, add sums of numbers, REPEAT functions, and many other things.In statistics, an interaction may arise when considering the relationship among three or more variables, and describes a situation in which the effect of one causal variable on an outcome depends on the STATE of a second causal variable.

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