Linda is conducting a federally-funded research project that examines literacy skills in middle school learners. Bonnie recently started a new that specifically focuses on reading strategies. Some of the students are participating in both studies.
A) This is of no concern because there are two different studies.
B) This is a mostly a threat to internal validity.
C) This is mostly a threat to external validity.
D) This is an example of the placebo effect.

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The Answer of Linda is conducting a federally-funded research project that examines literacy skills in middle school learners. Bonnie recently started a new that specifically focuses on reading strategies. Some of the students are participating in both studies.
A) This is of no concern because there are two different studies.
B) This is a mostly a threat to internal validity.
C) This is mostly a threat to external validity.
D) This is an example of the placebo effect.

Linda Is Conducting a Federally-Funded Research Project That Examines Literacy