How Do You Compute the Df Value for the Chi-Square

question 70

Multiple Choice

How do you compute the df value for the chi-square test for independence?​

• A)​df = n - 1
• B)​df = n - 2
• C)​df = n - C
• D)​df = (R-1)(C-1)

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

---

Definitions:

Contribution Margin

The amount remaining from sales revenue after variable costs are subtracted, showing what's left over to cover fixed costs and generate profit.

Sales Volume

This refers to the total number of units of a product or service sold over a specific period.

Account Analysis

A method for analyzing cost behavior in which an account is classified as either variable or fixed based on the analyst’s prior knowledge of how the cost in the account behaves.

Mixed Cost

An expense that contains both fixed and variable components, changing in total with the level of activity though containing a constant element.