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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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zmudasam zmudasam
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4 years ago
Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the null hypothesis.

 A consumer magazine wants to compare the lifetimes of ballpoint pens of three different types. The magazine takes a random sample of pens of each type in the following table.
   
Do the data indicate that there is a difference in mean lifetime for the three brands of ballpoint pens?

▸ Yes

▸ No
Textbook 
Statistical Reasoning for Everyday Life

Statistical Reasoning for Everyday Life


Edition: 5th
Authors:
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ShaeTime3ShaeTime3
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zmudasam Author
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4 years ago
this is exactly what I needed
my2redeyes
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This calls for a celebration Person Raising Both Hands in Celebration
Hellish Lover
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2 hours ago
Brilliant ツ
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