Lab 5A (Ch11)

# Lab 5A (Ch11) - Item Name Walmart price Target price...

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Ch. 11 – Two Sample Hypothesis Tests Name __________________________ Math 1342 – LAB #5 Wal-Mart vs. Target Which is less expensive? Randomly select a sample of 15 items sold at Wal-Mart and Target and record their prices in the chart below. Use “ 1-VarStats L 3 ” on your calculator to get the statistics for the list of differences and write the mean and standard deviation rounded to 5 decimals (if possible): Mean = ____________________ St. Dev. = ____________________

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Unformatted text preview: Item Name Walmart price Target price Differenc e (Walmart – Target) Ch. 11 – Two Sample Hypothesis Tests Perform a matched-pairs hypothesis test to test the claim that there is a difference between prices of items at Walmart and Target. Use α = 0.01. I. H : H 1 : II. α = 0.01 Critical Value = III. Test Statistic = (round to 2 decimals) IV. (picture) V. P-value = (round to 4 decimals) VI. Reject H or Do Not Reject H VII. (conclusion)...
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Lab 5A (Ch11) - Item Name Walmart price Target price...

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