When an Observed Difference Between Two Groups on the Dependent

question 2

Multiple Choice

When an observed difference between two groups on the dependent variable is attributed to the effect of the independent variable through statistical hypothesis testing, then we know that.

• A)it is unlikely that the difference would occur by chance alone
• B)the raw data have been refined
• C)the groups were not equivalent before the independent variable was introduced
• D)it is likely that the difference would occur by chance alone

---

Definitions:

Gross Revenue

The total amount of money earned by a company before deducting expenses; a measure of overall sales or turnover.

Population Coefficient of Correlation

A statistical measure that indicates the strength and direction of a linear relationship between two variables within a whole population.

Television Game Shows

Competitive entertainment programs on TV where participants play games to win prizes.

Significance Level

A threshold in hypothesis testing that determines the probability of rejecting a true null hypothesis, often denoted as alpha.