Experimental designs, though powerful in establishing cause-effect relationships, have certain limitations:
However, the ability to replicate findings is a strength of experimental designs, not a limitation, as the controlled conditions allow for consistency in repeated studies.
Fig. shows repeated glucose measurement for a single sample. Choose the correct findings from the following statements.
LIST:
A. Instrument A is precise and unbiased.
B. Instrument B is precise and biased.
C. Instrument B has a positive bias.
D. Instrument C has only positive bias.
E. Instrument C is unbiased.