Cross-sectional data contain values of a characteristic of one subject collected over time. True or False

False

Explanation:

It is false that Cross-sectional data contain values of a characteristic of one subject collected over time.The type of data composed by observing many subjects at the same point of time are called Cross-sectional data. Cross sectional data always relates to enterprises, households etc and it is observed at a given date.For example if we are taking a annual statistics of any thing for year 2019, it would comprise on that particular year.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.