A supermarket chain is considering two sources A and B for the purchase of 50-pound bags of
Question:
Test at α = 0.05 whether there is a difference in the mean weights.
Transcribed Image Text:
Number of bags weighed Mean weight Sample variance Source A 80 105.9 0.21 Source B 100 100.5 0.19
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Related Book For
Mathematical Statistics With Applications In R
ISBN: 9780124171138
2nd Edition
Authors: Chris P. Tsokos, K.M. Ramachandran
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