I the Smaller the Sample, the Smaller the Possible Error

question 64

Multiple Choice

i. The smaller the sample, the smaller the possible error as measured by the standard error of estimate. ii. Approximately 68% of the values lie within two standard errors of the regression line.
iii. For a set of observations, there is no difference in the width of a confidence interval and the width of a predictor interval.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements

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