Maths and science subject intellectual property
A PhD is a much higher academic rank than can be achieved only after completing a master's degree.
<h3>What is a PhD?</h3>
The acronym PhD is used to refer to Philosophical Doctor. This degree is notable for being the highest in higher education.
Additionally, to start doctoral studies it is essential to meet the following prerequisites:
- Have previously passed a university degree (bachelor's degree)}
- Have previously passed an official Master's degree.
The PhD is generally associated with job success because people who study this academic level have a very broad level of specialization that allows them to be experts in a specific subject.
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3. Federal government intervention
Answer:
The correct answer is - temporal relationship.
Explanation:
Temporal relationship is the timing between a variable or factor and an outcome or result that can be used to assign a reason for the relationship. This type of causal relationship that is temporal relationship cannot be assessed in a cross-sectional study.
As it can not be assessed in the cross-sectional study so, it is not possible to assess if happy people are more likely to get married or marriage leads to happiness.