Determine which set(s) of two variables have a strong positive correlation and explain why this is so in each scenario.
Select all options that demonstrate a strong positive correlation.
A. Hours spent in the sun and severity of sunburn show a strong positive correlation
because sunburns tend to be more severe after spending more time in the sun.
B. Hours spent on a computer and typing speed show a strong positive correlation because
people who spend more time on a computer tend to also spend more time typing.
C. Temperature and the number of clothing layers worn show a strong positive correlation
because people tend to wear fewer layers when it is warmer.
D. Hours of TV watched and GPA show a strong positive correlation because students
who watch more TV tend to have lower GPAs.