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A consumer magazine wants to compare the lifetimes of

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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 and the lifetimes are reported in the following table. Analyze using alpha=.01. Need a walkthrough for Minitab.

Brand1 Brand2 Brand3
260 181 238
218 240 257
184 162 241
219 218 213

Reference no: EM13634917

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