In Testing the Difference Between the Means of Two Normal

question 143

Multiple Choice

In testing the difference between the means of two normal populations using two independent samples when the population variances are unequal,the sampling distribution of the resulting statistic is:

• A)normal.
• B)Student-t.
• C)approximately normal.
• D)approximately Student-t.

---

Definitions:

Connectives

Words or phrases that link clauses, sentences, or paragraphs (e.g., and, but, therefore).

Proposition

A remark that implies a judgment or opinion.

Winter

The coldest season of the year in polar and temperate zones, typically marked by the shortest days and longest nights.

Cold

A low temperature, especially in the atmosphere; the sensation resulting from the absence of heat.