Dr. Ewell, a developmental psychologist, is planning on conducting a study that involves watching children play together to determine how sharing behavior occurs in same-sex friend pairs compared to opposite-sex friend pairs.
Dr) Ewell decides to collect his data at a neighborhood park. He has his two research assistants pose as a married couple having a picnic. While having their picnic, they take detailed records of the sharing behavior of the children and note whether the pairs are same sex or opposite sex. Given his use of two research assistants, he must establish the of their measures.

Question

Quizplus · Accepted Answer

Interrater reliability refers to the degree of agreement or consistency between two or more raters or observers. Given that Dr. Ewell is using two research assistants to collect the data, he needs to ensure that their measures are consistent and reliable, which falls under interrater reliability. Face validity refers to whether a measure appears to assess what it is intended to. Convergent validity refers to the degree to which two measures of related constructs are positively correlated. Test-retest reliability refers to the consistency of a measure over time. These concepts do not directly apply to the situation described in the scenario.

Dr Ewell, a Developmental Psychologist, Is Planning on Conducting a Study