Question

Use the following information to answer the next nine exercise: The following data are real. the cumulative number of AIDS cases reported for Santa Clary Country is broken down by ethnicity as in table 11.29

The percentage of each ethnic group in Santa Clary Country is as in Table shown below

Degree of freedom=----

Short answer

The degree of freedom is 3.

Step-by-step solution

Given Information   

The cumulative number of AIDS cases reported for Santa Clary Country is broken down by ethnicity as in table shown below :

The percentage of each ethnic group in Santa Clary Country is as in Table shown below

We have to determine the degree of freedom.

explanation 

In the given case, it is best to apply goodness-of-fit test because all entries are greater than or equal to five.

Therefore, the degree of freedom can be calculated as shown below;

$$\begin{gathered} df=n-1 \\ =4-1 \\ =3 \end{gathered}$$