correlation

Question 1

what is correlation hypothesis

Answer 1

expected association between co-variables

Question 2

what is an example of positive correlation

Answer 2

as days get hotter ice cream sales increase

Question 3

what is zero correlation

Answer 3

no association between co-variables (shoe sizes and rain)

Question 4

what are intervening variables

Answer 4

variable that comes between two other variables which is used to explain association between the two variables

Question 5

what is a curvilinear relationship

Answer 5

non linear relationship between co-variables e.g when stress is too high or low it affects performance. performance is best when stress is moderate

Question 6

what is the difference between correlation and experiment

Answer 6

correlation can’t show cause and effect

Question 7

strengths of correlation

Answer 7

they provide a precise and quantifiable measure

can be easily replicated

Question 8

limitations of correlation

Answer 8

only tell us how variables are related not WHY

dk cause and effect