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[Juliana] [Juliana]
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6 years ago
According to Chebysheff's Theorem, at least 93.75 of observations should fall within 4 standard deviations of the mean.
  Indicate whether the statement is true or false

Q. 2

The advantage of nonprobabilistic sampling is that it is inexpensive and _____.
 a. provides statistically valid statements about the precision of the estimate
  b. can provide valid parameter estimates
  c. is error free
  d. None of the answers is correct.

Q. 3

The data set 10, 20, 30 has the same variance as the data set 100, 200, 300.
  Indicate whether the statement is true or false

Q. 4

With nonprobabilistic sampling _____.
 a. it is possible to make estimates about the precision of the population parameters
  b. it is not possible to make statements about the precision of estimates made concerning the population parameters
  c. the precision can be estimated if the sample is larger than 30
  d. None of the answers is correct.
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FirstclassTutorFirstclassTutor
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6 years ago
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[Juliana] Author
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6 years ago
Good timing, thanks!
Holly72492
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Yesterday
Brilliant ツ
djeghri
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2 hours ago
Correct Slight Smile TY
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