Read the Following Problem Description Then Choose the Correct Null

question 19

Multiple Choice

Read the following problem description then choose the correct null and alternative hypothesis. A new drug is being tested to see whether it can reduce the diastolic blood pressure measurement for adults age 45-60 years. The upper limit for diastolic blood pressure measurement should be 90 mmHg.

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Definitions:

Stem Cell

A cell with the unique ability to develop into specialized cell types in the body; used in medical research with the potential to treat various diseases.

Explanandum

The phenomenon or event that is to be explained in scientific and philosophical inquiries.

Hypothesis

A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.

Adequacy

The quality of being sufficient or suitable for a particular purpose or to meet a specific requirement.