Jeff, Jose, Mandy, and Whitney are participants in the school home run contest. Participant Home runs hit Home runs attempted
Jeff 20 out of 30
Jose 8 out of 12
Mandy 12 out of 16
Whitney 14 out of 21
Using the scores shown, which participant has a ratio of home runs hit to home runs attempted that is not proportional to any other?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?