Bob Writes a Hypothesis for His Study: 'Participants in the Classical

question 7

Multiple Choice

Bob writes a hypothesis for his study: 'Participants in the classical condition will experience less stress than those in the R&B condition'. This is best described as:

• A)An alternate hypothesis
• B)A null hypothesis
• C)A one-tailed alternate hypothesis
• D)A two-tailed alternate hypothesis
• E)An aim

---

Definitions:

ECG

A test that records the electrical activity of the heart to detect heart problems, also known as an electrocardiogram.

Recording Electrodes

Devices used to detect and measure electrical potentials on the body’s surface, commonly used in electrocardiograms and other physiological recordings.

Ventricles

Lower chambers of the heart that receive blood from the atria and pump it out to the lungs and the rest of the body.

ECG

Electrocardiogram; a diagnostic tool that measures and records the electrical activity of the heart, helping detect heart abnormalities.