The Excel file titled verizon xlsx contains daily revenues for the
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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