7 standard deviaion 291 a winnipeg based company has

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Unformatted text preview: can the company determine which is the fastest service? Hypothesis Tests Example A Winnipeg based company has documents that must be quickly distributed to district offices throughout Canada. The firm must decide between two delivery services, UPX and INTEX, to transport its documents. How can the company determine which is the fastest service? Hypothesis Tests Example Hypothesis Tests A Winnipeg based company has documents that must be quickly distributed to district offices throughout Canada. The firm must decide between two delivery services, UPX and INTEX, to transport its documents. How can the company determine which What is the 95% confidence interval for the mean difference between the services? The firm sent two copies of documents, one by each delivery service, to a random sample of 10 district offices. See the data in the table below: Office UPX INTEX Difference Vancouver 32 25 7 Victoria 30 24 6 Ottawa 19 15 4 Toronto 16 15 1 Montreal 15 13 2 Calgary 18 15 3 Halifax 14 15 –1 Sudbury 10 8 2 Brandon 7 9 –2 Edmonton 6 1 5 Example What is th...
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This document was uploaded on 03/05/2014.

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