Which of the Following Are Assumptions Underlying the Use of Most

question 1

Multiple Choice

Which of the following are assumptions underlying the use of most parametric tests (based on the normal distribution) ?

• A) The data should be normally distributed.
• B) The samples being tested should have approximately equal variances.
• C) The data should be (at least) interval level.
• D) All of the above.

Learn how to compute the margin of safety and its implications for business stability.

Grasp the concept and calculation of contribution margin and contribution margin ratio.

Understand how changes in sales volume, prices, and costs affect net income.

Learn to calculate and interpret the degree of operating leverage.