Answer:
The answer is- Test of two proportions
Explanation:
A test for two proportions is used to compare two proportions in order to see if they are the same. it is used when comparing the percentages of two groups. Like in the question, the marriage counselor is checking to see if the percentage of communicative couples whose marriage ended separation or divorce was greater than the percentage of non-communicative couples whose marriage ended in separation or differences.
The two different proportions are the communicative and non-communicative couples.
Answer:
Opportunity cost is the cost of a foregone alternative. If you chose one alternative over another, then the cost of choosing that alternative is an opportunity cost. Opportunity cost is the benefits you lose by choosing one alternative over another one.
Hope it helps.
Demographically, the Roman Empire was an ordinary premodern state. It had high infant ... No Western city would have as many again until the 19th century. ... To maintain replacement levels under such a mortality regime—much less to ... artificial fertility controls like contraception and abortion were not widely used.
- In 500 BC, Rome was a minor city-state on the Italian peninsula. ... and emperors worried that if these troops were put under the control ... In 340, Rome came into conflict with its former allies, the neighboring ... Rome fought three conflicts with Carthage, known as the Punic Wars, between 264 and 146 BC.
