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Author Question: The pooled variance is the weighted average of two sample variances drawn from two populations. ... (Read 98 times)

Mollykgkg

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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


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lcapri7

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Mollykgkg

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Reply 2 on: Jun 24, 2018
Excellent


shewald78

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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