QUESTION 17 In which of the followings circumstances will the correlation coefficient become smallor? ha In order to investigate the degree to which SAT scores are related to College GPA, an educational psychologist conducted a correlational study sampling college students in IVY league Universities, Instead of using the national data set b. A psychologist examined people's height and perceived leadership sampling people from two cities in the US. The data set from City A Indicated a positive correlation while that from City B a negative conelation, The paychologist later combined the two sets of data )c After a correlational study on job engagement and job satisfaction is conducted sampling workers in Company A, the researcher added another data set from Company B. The new data set contained many eidrente scores on the two variables. Old. A researcher measured a correlation between people's height and running speed sampling 50 participants (N. 50) Later, the recoarcher added just one other participants data, which happens to be an extreme score on both variables