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Author Question: The pooled variance is the weighted average of two sample variances drawn from two populations. ... (Read 97 times)

Mollykgkg

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on: Jun 24, 2018
The pooled variance is the weighted average of two sample variances drawn from two populations.
 
  Indicate whether the statement is true or false

Question 2

The following data set represents the age of a random sample of cars on the road today.
 
  1 3 3 7 10 12
 
  The standard deviation of this sample is ________.
  A) 4.38
  B) 7.14
  C) 8.80
  D) 9.06
Business Statistics ¦ Donnelly ¦ 2nd Edition
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lcapri7

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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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Mollykgkg

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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