Long description

A diagram of 1,000 cases, each represented by a small circle. 900 circles represent cases where there is no body. 100 circles represent cases where there is a body. Of the 900, the dogs correctly indicate that there is no body 873 times and incorrectly indicate that there is a body 27 times. Of the 100, the dogs correctly indicate that there is a body 95 times and incorrectly indicate that there is no body 5 times.