Statistically significant increase in explained variance

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1. When adding another predictor test to a test battery results in a statistically significant increase in the "explained variance" (i.e., increases R2), this means that the

cost of the predictor outweighs the economic benefits from using the predictor.

predictor has a high validity coefficient.

predictor has incremental validity.

predictor is highly correlated with other predictors, thus increasing efficiency.

2. Which of the following is not an appropriate question to ask during a job interview?

"Do you understand that this company has a no smoking policy?"

"What is the origin of your name? It is very distinctive."

"Are you willing to take a physical exam as a condition of your employment?"

"Have you ever applied for a job with our company before and been turned down?"

3. In comparing internal selection with external selection, an advantage of internal selection is that

internal selection requires few procedures to locate and screen viable job candidates

internal selection presents fewer dangers of incurring legal liability than external selection

information about internal candidates tends to be more verifiable than information about external candidates

there is less need to use multiple predictors in assessing internal candidates than with external candidates

Reference no: EM132163178

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