Multiple Choice
Shrinkage refers to
A) lowered accuracy in a prediction equation when it is applied to a new sample.
B) combining many variables in order to predict the most amount of variance.
C) effects of unreliable instruments underestimating the correlation.
D) a measure of the error found in a regression equation.
Correct Answer:

Verified
Correct Answer:
Verified
Q21: Yeung reported a correlation of .70 between
Q22: The criterion variable in a prediction study
Q23: A Phi coefficient is used for<br>A) rank
Q24: Which of the following demonstrates the strongest
Q25: Jack administered an achievement test with an
Q27: Which of the following cannot be a
Q28: Data collection for types of correlation studies
Q29: Joyce read a study that reported students'
Q30: Of the following research topics, which is
Q31: Kenji reported a correlation of r =