13. Which statement(s) is or NOT are true about bias? (Bias is not the same as Random Variation) ​I. Bias does not resul

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13. Which statement(s) is or NOT are true about bias?
(Bias is not the same as Random Variation)
​I. Bias does not result from random error
​II. Bias is the result from samples that systematically do not
represent the population
​III. Bias is reduced when the sample size is larger
A) II​​​​​B) III
C) I, II, and III​​​​D) None of the Answers
E) I
14. A new computer software firm purchased an older competitor
to get access to its 10-year old data bases. The
firm wants to analyze the data bases using a new approach it
developed to see if it will help increase sales.
This is an example of
A) Prospective Study​​​B) Retrospective Study
C) Randomized Experiment​​D) Survey Sampling
E) None of the Answers