Biology, 17.10.2021 07:00 cxttiemsp021

The drug was tested on a group of 50,000 elderly patients who had cancer. The tumors in most of the patients did not respond to the treatment.

The scientists concluded that the drug was not effective in fighting cancer.

What is the most important problem with the design of this investigation?

The drug was tested on a group of 50,000 elderly patients who had cancer.

The tumors in most of t

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The drug was tested on a group of 50,000 elderly patients who had cancer. The tumors in most of the patients did not respond to the treatment. The scientists concluded that the drug was not effective in fighting cancer. What is the most important problem with the design of this investigation?

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Another question on Biology

The drug was tested on a group of 50,000 elderly patients who had cancer. The tumors in most of the patients did not respond to the treatment.

The scientists concluded that the drug was not effective in fighting cancer.

What is the most important problem with the design of this investigation?