Psychology 1000 Lecture Notes - Lecture 3: Statistical Inference, Statistical Significance, Blind Experiment

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Donald Gorassini

Document Summary

Positive correlation: higher numbers are associated with higher numbers. Negative correlation: high numbers are associated with lower numbers or low numbers are associated with high numbers stronger than +. 02) > hours of study - positive correlation those who studied more have higher marks. Previous test score - very high correlation: higher previous scores, higher scores. Depression rating negative correlation: higher numbers in depression, lower number in test score. > might ask on a test what correlation is weak/stronger (-. 8 is. The four scatter plots depict, separately, the correlation between the test score and each of the four other measures. By comparing the plots, you can see the difference between weaker and stronger correlations and between positive and negative correlations. Tells us how likely it is that results are due to chance alone. Statistical significance: p