SCENARIO 10-15 The Table Below Presents the Summary Statistics for the Starting

question 163

Multiple Choice

SCENARIO 10-15
The table below presents the summary statistics for the starting annual salaries (in thousands of dollars) for individuals entering the public accounting and financial planning professions.
Sample I (public accounting) :

Test whether the mean starting annual salaries for individuals entering the public accounting professions is higher than that of financial planning assuming that the two population variances are the same.
-Referring to Scenario 10-15,what assumptions are necessary for testing whether there is evidence of a difference in the variances to be valid?

• A)Both sampled populations are normally distributed.
• B)Both samples are random and independent.
• C)Neither (a)nor (b)is necessary.
• D)Both (a)and (b)are necessary.

---

Definitions:

Diabetes Insipidus

A condition characterized by excessive thirst and excretion of large amounts of severely diluted urine, lacking the typical sugar presence of diabetes mellitus.

Hyposecretion

The diminished secretion of hormones or other products from glands, leading to deficiencies in the body.

Abbreviation

A compact version of a word or phrase.

Potassium

A mineral and an electrolyte essential for cell function, heart, muscle, and nerve function, and the maintenance of normal blood pressure.