NCE NCE Appraisal and Testing 2

Question 1

A correlation coefficient of -0.80 indicates:

Accepted Answer

A strong negative relationship

Answer

A correlation of -0.80 indicates a strong inverse relationship in which one variable increases as the other decreases.

Question 2

The test-retest reliability method is used to assess:

Accepted Answer

Stability of scores over time

Answer

Test-retest reliability measures whether a test produces stable scores when given to the same group at two different time points.

Question 3

A percentile rank of 75 indicates that the examinee scored:

Accepted Answer

At or above 75% of the normative group

Answer

A percentile rank of 75 means the examinee scored at or above 75% of individuals in the normative sample.

Question 4

Which test is most widely used to assess cognitive ability in adults?

Accepted Answer

Wechsler Adult Intelligence Scale (WAIS)

Answer

The WAIS is the most widely used standardized instrument for assessing intellectual functioning in adults.

Question 5

Which statistic represents the middle value in a ranked distribution of scores?

Accepted Answer

Median

Answer

The median is the middle score when all values are arranged in ascending or descending order, dividing the distribution in half.

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