Answer:
A.
Explanation:
This phenomenon best illustrates why intelligence tests need to be revised for predictive validity. The tests are taken initially and show high scores, then they are taken again and show even higher scores. This shows that the individuals are getting smarter. If the test continues to be taken without revision then the same results will continue since the individuals will continue to become smarter but the test will continue being the same. Therefore, becoming much easier for the participants every time. This ultimately leads to better and better scores.
I thnk it is age hope it helps
Answer:
This economic scenario will <em>increase the sales for the fashion brand's line of evening wear.</em>
Explanation:
An economic boom occurs when the Gross Domestic Product (GDP) of a country increases. <u><em>The GDP refers to the total or sum of all market values of products and services in a country for a particular time.</em></u> The value measures the country's economic activity for that period.
At this time, businesses are very interested in <em>investing.</em> They also <u><em>increase their production</em></u>, which, in turn, affects the income of families. Once the production increases, the sales also increases because families are able to afford the items or services.
In the situation above, the fashion brand will most likely increase the sales because many people have the buying power for evening wears. People will be able to afford it because they have good income.
Answer:
Every economic decision has <u>many</u> trade-offs, but only <u>one</u> opportunity cost.
Explanation:
Every economic decision as well as every decision involves trade-offs as a there are many other options or choices of investments as there are many other ways to make use of the companies resources. However for businesses, and economics in general the opportunity cost is the alternative forgone which is a comparison between two items, such as the item of most value whose production is stopped due to the economic decision to manufacture an alternative product. As such for opportunity cost, there is a direct comparison between two items
Therefore, every economic decision has many trade-offs, but only one opportunity cost.