5. ANOVA A consumer magazine wants to compare the lifetimes of ballpoint pens of three different types. Does the data indicate that there is a difference in the mean lifetime of the three brands. Brand 1 Brand 2 Brand 3 260 181 238 218 240 257 184 162 241 219 218 213 Hypothesis Ho: .Ha: Decision Conclusion
5. ANOVA A consumer magazine wants to compare the lifetimes of ballpoint pens of three different types. Does the data indicate that there is a difference in the mean lifetime of the three brands. Brand 1 Brand 2 Brand 3 260 181 238 218 240 257 184 162 241 219 218 213 Hypothesis Ho: .Ha: Decision Conclusion
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 8SGR
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Question
5. ANOVA
A consumer magazine wants to compare the lifetimes of ballpoint pens of three different types.
Does the data indicate that there is a difference in the
Brand 1 Brand 2 Brand 3
260 181 238
218 240 257
184 162 241
219 218 213
Hypothesis
Ho:
.Ha:
Decision
Conclusion
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