Which of the following is not one of the main issues regarding data collection which can significantly affect precision and reliability when using regression or any other cost estimation method?
a) data accuracy.
b) time period choice.
c) nonlinearity.
d) relevant range.

Need today! will get brainliest for right answer! compare and contrast absolute advantage and comparative advantage.

Which of the following statements is true of unsought products? as compared to convenience products, unsought products are purchased more frequently. unsought products are consumer products and services that customers usually buy frequently, immediately, and with minimal comparison and buying effort. a life insurance policy is an example of an unsought product. unsought products have strong brand identification for which a significant group of buyers is willing to make a special purchase effort. unsought products are those products purchased for further processing or for use in conducting a business.

According to the video, the gross national product had declined from $104 billion in 1929 to about in 1933.