If you wanted to compare the effect of 3 separate kinds of i

If you wanted to compare the effect of 3 separate kinds of interventions (3 separate groups of one independent variable -the intervention type) on a single dependent variable, the appropriate test would be:

One-way ANOVA

Two-sample t-test

Multivariate ANOVA

Point biserial correlation

Solution

As you have more than 2 independent variables, and just ONE dependent variable, then we use

OPTION A: One-way ANOVA. [ANSWER]

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We use ANOVA because we have more than 2 groups. We use one-way because we one have one dependent variable.