The critical value for this test is ? (round to three decimal points as needed)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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How common are financial cost or contractual constraints associated with smartphone​ ownership? A survey of smartphone users found that 49​% of the​ 18- to​ 29-year-olds, 40​% of the​ 30- to​ 49-year-olds, 25​% of the​ 50- to​ 64-year-olds, and 19​% of those age 65 or older have reached the maximum amount of data they are allowed to use as part of their​ plan, at least on​ occasion: Suppose the survey was based on 200 smartphone owners in each of the four age​ groups: 18 to​ 29, 30 to​ 49, 50 to​ 64, and 65 and older

 

The critical value for this test is ? (round to three decimal points as needed)

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