When merchants in Dallas had to close their stores for remodelling, this type of variation is known as the irregular components.
What is an irregular variation?
An irregular variation in sales occurs when sellers change the quantity of things they sell as a result of an unexpected event.
In this case, sellers stopped selling because they had an irregular event when a flood damaged their stores.
Find out more on effects of unexpected events at https://brainly.com/question/26951330.
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