A Researcher Carries Out a T-Test to Analyse the Differences

question 2

Multiple Choice

A researcher carries out a t-test to analyse the differences between two conditions.She wishes to use a one-tailed hypothesis.The output from SPSS gives a two-tailed probability of .10.Which value should she use to report the one-tailed associated probability?

• A).010
• B).50
• C).05
• D).10

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Definitions:

Interaction Term

In statistical models, it represents the combined effect of two or more variables on a dependent variable, which is different from the effect of any one variable alone.

ANOVA Table

A table used in analysis of variance that summarizes the sources of variance in the data, including the between-groups variance and within-groups variance, to help determine if there are significant differences between groups.

Keyboard Configuration

The arrangement and settings of keys on a keyboard, which can vary by language or user preference.

Significance Level

The threshold in hypothesis testing that determines whether an observed effect is statistically significant, typically set before data collection.