During winter, red foxes hunt small rodents by jumping into thick snow cover, without any visual clue. Researchers examined the compass direction of hundreds of such jumps. They found that 73% of jumps in the northeast direction were successful, compared with 60% of jumps in the southwest direction and only 18% of jumps in all other directions.
Jumping direction and jump outcome are independent.

Question

During winter, red foxes hunt small rodents by jumping into thick snow cover, without any visual clue. Researchers examined the compass direction of hundreds of such jumps. They found that 73% of jumps in the northeast direction were successful, compared with 60% of jumps in the southwest direction and only 18% of jumps in all other directions.
 Jumping direction and jump outcome are independent.

Quizplus · Accepted Answer

The success rate of the jumps varies significantly with the direction of the jump, indicating that the direction of the jump and the outcome of the hunt are dependent on each other.

During Winter, Red Foxes Hunt Small Rodents by Jumping into Thick