I If the Null Hypothesis States That There Is No

question 43

Multiple Choice

i. If the null hypothesis states that there is no difference between the mean income of males and the mean income of females, then the test is one-tailed.
ii. If we are testing for the difference between two population means, it is assumed that the sample observations from one population are independent of the sample observations from the other population.
Iii) If we are testing for the difference between two population means, it is assumed that the two
Populations are approximately normal and have equal variances.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

---

Definitions:

Funds

Financial resources set aside for a specific purpose or investment vehicle pooling investors’ capital for the purpose of investing in securities and other assets.

Abnormal Return

Returns on a security that differ from the expected rate of return, often adjusted for risk.

Bogey Portfolio

A reference portfolio used to gauge the performance of an investment portfolio.

Asset Classes

Categories of assets, such as stocks, bonds, real estate, and cash, that exhibit similar characteristics, behave similarly in the marketplace, and are subject to the same laws and regulations.