If Gary believes that a valid test for police officers in Philadelphia would NOT be valid for police officers in Pittsburgh, he believes in:

Problems with pragmatic skills, such as using metaphors or making inappropriate comments, may result from damage to the right hemisphere

Indicate whether the statement is true or false.

Jane compares the academic performance of children attending a large public school to

adolescents attending a small private school. Drawing participants from such different contexts is known as __________; this strategy could affect the validity of the study findings. Fill in the blanks with correct word