Multiple Questions Answers

1. Which of the following is an example of a variable measured at the interval level of measurement?
A. Age in years 
B. Income in dollars 
C. Temperature in degrees Fahrenheit 
D. Acres of land planted in food crops 
E. None of the above are measured at the interval level 

2. When conducting a survey, researchers may often create two versions of the questionnaire. They may vary the order of the questions or slight wording of the questions. They then divide the sample into two equal sub-samples and administer each version. When surveys are collected, answers on the two different questionnaires are compared to determine:
A. Test-Retest reliability 
B. Content validity 
C. Construct validity 
D. Criterion validity 
E. Alternate-forms reliability 

3. The simple answer to the question “What is ethical research practice?” is:
A. Making sure no harm is caused to subjects 
B. Never using deception 
C. There is no simple answer 
D. Being sure to compensate human subjects for their participation 
E. Only using children in an obviously ethical manner 

4. Reliability means that if you ask someone their weight today and then ask someone their weight the next day and they consistently answer the same measurment, then the question is reliable. 

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