expand icon
book Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase cover

Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase

Edition 6ISBN: 978-1111827021
book Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase cover

Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase

Edition 6ISBN: 978-1111827021
Exercise 7
Critical thinking Lurking Variables Over the past 50 years, there has been a strong negative correlation between average annual income and the record time to run 1 mile. In other words, average annual incomes have been rising while the record time to run 1 mile has been decreasing.
(a) Do you think increasing incomes cause decreasing times to run the mile Explain.
(b) What lurking variables might be causing the change in one or both of the variables Explain.
Explanation
Verified
like image
like image

(a) No, increasing incomes do not cause ...

close menu
Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase
cross icon