The correct answer is obviously, You recognized that it exists, i have no idea what they were smoking when they wrote this question.
Answer:
When an investor adds international stocks to his or her U.S. stock portfolio, a. he or she needs to seek professional management because he or she doesn't have access to international investments on his or her own. b. it will have no impact on either the risk or the return of his or her portfolio. c. he or she will increase his or her expected return but must also take on more risk. d. he or she can reduce the risk of his or her portfolio. e. it will raise his or her risk relative to the risk he or she would face just holding U.S. stocks.
Other variable costs per unit subtracted from total COGS per unit equals contribution margin per unit.
Variable costs are expenses that vary in relation to production output or sales.
Variable costs play an important role in determining a product's contribution margin, which is used to calculate a company's break-even or target profit level.
Variable costs are a direct input in the calculation of contribution margin, which is the number of proceeds collected after deducting variable costs from sale proceeds.
Every dollar of contribution margin goes directly toward covering fixed costs; once all fixed costs are covered, every dollar of contribution margin goes toward profit.
As a result, variable costs are a necessary item for businesses attempting to determine their break-even point.
Hence, contribution margin per unit is the answer.
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Answer:
c. Independent samples t test
Explanation:
An independent samples t test is used in the above case. Independent samples t test are employed when comparison is between two independently groups. Independent samples t test compares the mean of two independent groups as in above to determine if there is a statistically significant difference between them for the purpose of making a decision. For example in the above scenario if there is a difference in the means, we can conclude that City A and city B residents do not travel same distance in miles
