Mark is a researcher interested in understanding whether anxiety is related to sleep. Mark designs a research study where he will ask participants to report their level of anxiety on the day of the study and then, on the following day, they will report the number of hours they slept the night before (i. e., the night of the study). Mark hypothesizes that higher anxiety during the day will be associated with fewer hours slept that night. It sounds like Mark's research design is .

which statement best describes why a government’s actions are important in macroeconomics? check all that apply.

1 government controls industry through policy.

2 government is both a consumer and a producer.

3 government can prevent changes and challenges.

4 government can use policy to influence the economy.

5 government can accurately predict economic trends.

1 , 2 & 4 for edgenu

according to this graph, how does supply behave in the long run?

a ]output remains constant.

b ]output increases.

c ]output cannot be predicted.

d ]output decreases.

the answer is a ]   for edgenu

raliegh, north ! hope this

answer; education;

answer; use multiple stimuli;