A pharmaceutical researcher completed a study on a drug call Memorex, which they
hoped would improve memory in rats running a maze. After gathering the data andsignificantly faster maze completion times, indicating that the drug did not affect
running the analysis, the researcher concluded that rats taking Memorex did not show M
memory. However, assume the drug actually does improve memory, but the researcher's
random results were not able to demonstrate this. Which of the following describes what
happened in this study?
a. Type I error
b. Type II error
C. The researcher proved that the drug does not work
d. The researcher proved that the drug works