Consider Zanes study regarding products recycled and age group. Suppose he found a sample x2 = 16.83.
Question:
(a) How many degrees of freedom are used? Recall that there were 4 age groups and 3 products specified. Approximate the P-value and conclude the test at the 1% level of significance. Does it appear that the proportion of people who recycle each of the specified products differ by age group? Explain.
(b) From this study, can Zane identify how the different age groups differ regarding the proportion of those recycling the specified product? Explain.
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Related Book For
Understanding Basic Statistics
ISBN: 9781111827021
6th Edition
Authors: Charles Henry Brase, Corrinne Pellillo Brase
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