The Key Variation That Distinguishes One Communication Channel from Another

question 29

Multiple Choice

The key variation that distinguishes one communication channel from another is:

• A) social presence
• B) social motive
• C) emotional intelligence
• D) cognitive bias

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Definitions:

Reject

In statistical hypothesis testing, it refers to the decision to not accept the null hypothesis based on the evidence from the data.

F-Ratio

A statistic used in ANOVA to compare the variance among group means to the variance within groups; a measure of variance between groups relative to variance within groups.

Main Effect

In statistical analysis, the direct impact of an independent variable on a dependent variable, disregarding the influences of or interactions with other variables.

Reject

In statistics, to refuse the null hypothesis based on evidence from sample data meeting a predetermined significance level.