Derick works as a researcher and market analyst for a company. his current responsibility is to forecast the company's sales. he plans to conduct a survey or interviews, in which he will ask potential consumers about their savings and investment plans, purchasing power, frequency of purchases, plans to buy a particular product, and so on. derick plans to arrive at the company's sales forecast based on the information that he gains through this survey. which method of sales forecasting does derick intend to use?

credit history is used by lenders to determine whether you are a 'risky' person to give their money to.

having a short history provide very little data for the lenders. they wouldn't be able to determine your credit behavior from such a small samples. even if they are perfect.

having long credit history with few blemishes provide larger and more accurate data for the lenders to predict your credit behavior.

housewives doing day to day to work like cooking, laundry and so on.

a person doing a work for hobby like gardening, fishing, painting and so on.

work done for charity like taking tuition classes of poor children, providing free services to earthquake victims, a blind man in crossing road and so on.

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