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Chapter 13: Q.15 (page 764)

What is the F statistic?

Short Answer

Expert verified

The Fstatistic islocalid="1649235687045" 3.74.

Step by step solution

01

Given Information

Groups of men from three different areas of the country are to be tested for mean weight.

Group 1 Group 2 Group 3
216202170
198213165
240284182
187228197
176210201
02

Explanation

To calculate value of F-statistic, use Ti-83 calculator. For this, click on STAT 鈫�press1鈫�EDIT, then put the above given weights of different groups data into the list L1,L2and L3. The screenshot is given as below:

03

Explanation

Now again 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 3to fill the values of L1,L2andL3. The screenshot is given below:

04

Explanation

Press ENTER. The screenshot of the obtained output of the calculated value of F-statistic is given as below.

The value ofF-statistics is localid="1649235699261" 3.74.

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