Researchers are assessing a new screening tool (blood-based assay) for early identification of prostate cancer. The test is run three times in a row on the same sample and then compared to the gold standard currently available test. Researchers found the following results.

New test 1: Elevated Levels

New test 2: Not Elevated Levels

New test 3: Elevated Levels

New test 4: Not Elevated Levels

a. Accurate and reliable.

b. Accurate but not reliable.

c. Reliable but not accurate.

d. Not accurate and not reliable.

e. None of the answers listed here are correct.

Answer: B. Accurate but not reliable

Step-by-step explanation:

An experiment is said to be "reliable" when it consistently gives the same answers when done repeatedly, when the experiment is carried out several times it gives the same result each times.

An experiment is said to be " accurate "

when it produce a correct result using the right procedure and method.

In this case the research assessing a new screening tools for early identification of prostate cancer, test result is "accurate but not reliable ", since the consistent test result was not accurate.