Question

# Use the two-way table of data from another student survey to answer the following question. Like Aerobic Excercise Like Weight Lifting Yes No Total Ye

Exponential models
Use the two-way table of data from another student survey to answer the following question.
Like Aerobic Excercise
Like Weight Lifting Yes No Total
Yes 7 14 21
No 12 7 19
Total 19 21 40
Find the conditional relative frequency that a student likes to lift weights, given that the student likes aerobics.

The joint relative frequency who like aerobics but dislike weight lifting is $$\displaystyle\frac{{12}}{{40}}={0.3}={30}\%$$, since there are 12 students who like aerobics but dislike weight lifting and there are 40 students in total. 30%