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Chapter 13: Q. 62 (page 768)

62. degrees of freedom -denominator: df(denom)=-----

Short Answer

Expert verified

The degree of freedom in the denominator is 15.

Step by step solution

01

Given explanation

Evaluate the data of five teenagers in each region of the country to estimate the degree of freedom in the denominator:

Northeast
South
West
Central
East
16.3
16.9
16.4
16.2
17.1
16.1
16.5
16.5
16.6
17.2
16.4
16.4
16.6
16.5
16.6
16.5
16.2
16.1
16.4
16.8
02

Explanation

Using the calculator Ti-83to calculate degree of freedom in denominator. So, click on STAT 鈫�press 1鈫�EDIT, then put the weights of different groups data into the list L1,L2,and L3. The screenshot is:

03

Explanation

Then, press STAT 鈫�arrow over the TESTS 鈫�arrow down to ANOVA 鈫�Press var then select1,press var then select 2,press var then select 3,press var then select4and press var then select 5to fill the values ofL1,L2,L3,L4and L5. The screen shot is:

04

Explanation

Press ENTER. Then, the screenshot for the degree of denominator is,

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