Q
The result of carefully controlled observations of clever Hans and his ability to solve math problems showed:
-
A
A. He could do math
-
B
B. He could add. but he could not subtract
-
C
C. He was cued by the owner looking up or down
-
D
D. None of these could be determined by observation
Correct Answer:
C. C. He was cued by the owner looking up or down
