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Author Question: The following data represent the number of complaints per month that customer service received at a ... (Read 86 times)

SGallaher96

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on: Jun 24, 2018
The following data represent the number of complaints per month that customer service received at a large retailer over the last 15 months.
 
  Month Complaints Month Complaints
  1 10 9 9
  2 7 10 5
  3 12 11 8
  4 10 12 6
  5 8 13 7
  6 11 14 3
  7 9 15 5
  8 7
 
  The residual for Month 6 is ________.
  A) -2.6
  B) -0.8
  C) 2.4
  D) 5.0

Question 2

Verizon Wireless would like to estimate the proportion of households that use cell phones for their phone service without a land line. A random sample of 150 households was selected and 48 relied strictly on cell phones for their service.
 
  The margin of error for a 90 confidence interval for the proportion based on this sample is ________.A) 0.0333
  B) 0.0475
  C) 0.0561
  D) 0.0627
Business Statistics ¦ Donnelly ¦ 2nd Edition
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Sammyo

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Reply #1 on: Jun 24, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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SGallaher96

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Reply 2 on: Jun 24, 2018
:D TYSM

ghepp

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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