In statistics, the term linear model is used in different ways according to the context. The most common occurrence is in connection with regression models and the term is often taken as synonymous with linear regression model. However, the term is also used in time series analysis with a different meaning.
The correct answer is letter C.
The law of demand says that, as a rule, price and quantity required in a given market are inversely related.
In other words, the higher the price of a product, the less people are willing or can include (everything else unchanged).
When the price of a welfare, overall purchasing power decreases (income effect) and waste changes to cheaper goods (substitution effect).
Other factors may also affect demand.
They promoted Africans to identify as African, not as any "clan" or "faction" so that all the different African group's could get along withing the confines of there nations, that where drawn by Europeans to look nice and don't have any historic regard to cultures or ethnic groups.
Code talkers transmitted messages over military telephone or radio communications nets using formally or informally developed codes built upon their native languages. The code talkers improved the speed of encryption and decryption of communications in front line operations during World War II
