The Excel file titled verizon.xlsx contains daily revenues for the past 350 business days earned from cell
Question:
The Excel file titled verizon.xlsx contains daily revenues for the past 350 business days earned from cell phone accessories (Bluetooth headsets, memory cards, and so on) sold at a local Verizon retail store in Delaware.
a. Use Excel to draw a systematic sample consisting of 10 days, and then calculate the sampling error for the sample
b. Use Excel to draw a systematic sample consisting of 25 days, and then calculate the sampling error for the sample
c. Use Excel to draw a systematic sample consisting of 50 days, and then calculate the sampling error for the sample
d. Compare the sampling error for parts a, b, and c and explain the reason for the differences.
e. What problems might be encountered with the sample obtained in part c?
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N 350 a k 35010 35 b k 35025 14 c k 35050 7 Answers will vary One example rows 28 to 50 hidden to sa...View the full answer
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