Answer:
The best option this man has is to invest in: Treasury bills, a money market mutual fund, and bank certificates deposite.
Explanation:
Even though you don't present any options the best option for him is 3 different products and these 3 different products have one important factor, they won't represent a money loss while they provide an increase in value.
So, treasury bills are a very safe investment because there is almost cero possibility to not make money on them. Also, they are a very solid instrument of investment. Mutual funds are also very safe investment instruments that can make a decent amount o profit each year or quarter considering the experience of the und manager. And finally, certificate deposits will provide the biggest risk-free element that can exist. So, in our case, three options will provide a solid mean of income and safety.
Answer:
<u>"the independent variable—whether or not the students receive money for doing puzzles—has a significant effect, such that students in the paid group spend less time doing puzzles during their break time".</u>
Explanation:
<u>Independent variable:</u> In psychological research, the term "independent variable is described as a variable that is being manipulated, altered or changed by an investigator or researcher in order to see or notice its effect on the dependent variable of the given study. Thus, the independent variable has a direct impact on the dependent variable.
<u>In the question above, the research finds that "the independent variable—whether or not the students receive money for doing puzzles—has a significant effect".</u>