A Random Numbers Table or Online Generator Is Often Used

question 134

Multiple Choice

A random numbers table or online generator is often used by researchers to create random selection or assignment because:

• A) use of tables and computers increases the quality of the scientific investigation.
• B) they guarantee equal assignment of participants across levels of the independent variable.
• C) in general, people are poor at judging randomness and therefore must use a machine to generate random sequences.
• D) their use ensures less bias in the research observations.

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