In an Experiment in Which Participants Were Asked to Press

question 208

Multiple Choice

In an experiment in which participants were asked to press a bar only in response to certain visual stimuli, midlife adult subjects were __________ younger adults to press the bar in response to the __________.

• A)far less likely than; right combinations
• B)equally as likely as; right combinations
• C)less likely than; wrong combinations
• D)more likely than; wrong combinations

---

Definitions:

Population Mean

The average value of a characteristic in a population, calculated by summing the values for the characteristic among all individuals and dividing by the total number of individuals.

Null Hypothesis

A statement that asserts that there is no effect or no difference, and it serves as the starting point for statistical testing.

P-value

It quantifies the likelihood of observing the collected data if the null hypothesis were true, used in hypothesis testing as a critical component.

Null Hypothesis

A hypothesis that assumes no significant difference or effect, serving as the default assumption in statistical hypothesis testing.