Which Change in Sample Selection Procedure for the Study by Christman

question 15

Multiple Choice

Which change in sample selection procedure for the study by Christman et al.titled "Continuous handrail support,oxygen uptake,and heart rate in women during submaximal step treadmill exercise" would have had the greatest impact on increasing the generalizability of the results?

• A) Increasing the sample size
• B) Including subjects who smoke in the study
• C) Having a true control group rather than having subjects serve as their own controls
• D) Expanding the sample population to include equal numbers of women who were moderately fit and highly fit

---

Definitions:

Largest Payoff

Refers to the maximum possible gain or benefit that can be achieved in a given situation, often used in game theory and economics.

State Of Nature

A concept in political philosophy used to describe the condition of humanity before the establishment of societal laws and norms.

Bayes Law

A principle that details the likelihood of a particular occurrence, taking into account previously understood circumstances that may have a connection to the occurrence.

Posterior Probabilities

The updated likelihoods of events or hypotheses upon considering fresh evidence or information.