Question

For each one of these, would you expect a positive correlation or a negative correlation or no correlation? Is the correlation weak or strong?

A) for 1-year olds, the time spent sleeping that day vs. the number of Cheerios picked up off the floor that day

B) monthly income and value of household jewelry

C) grade in statistics class and number of potatoes consumed weekly

D) hours of sleep the night before, number of errors made when filling out form D

E) number of bananas eaten this month, number of showers taken this month

F) yearly income, the value of food stamps received

Answer 1

A) for 1-year old, the time spent sleeping that day vs. the number of Cheerios picked up off the floor that day - no correlation

B) monthly income and value of household jewelry - weak positive correlation

C) grade in statistics class and number of potatoes consumed weekly - no correlation

D) hours of sleep the night before, number of errors made when filling out form - weak negative correlation

E) number of bananas eaten this month, number of showers taken this month - no correlation

F)  yearly income, the value of food stamps received -  strong negative correlation