Question

Vera's old mechanical bathroom scale used to tell her weights that always agreed with the scale at the doctor's office. Then one day the dial on her old scale was damaged and the numbers got scrambled. The scale still operates the same wayit gives her the same weight from day to day. But the weight it gives her now is 27 pounds. Vera's scale is now:
a) reliable, but not valid.
b) valid, but not reliable.
c) both reliable and valid.
d) neither reliable nor valid.

Answer

This answer is hidden. It contains 118 characters.