In a Chi-Squared Test of a Contingency Table, the Value $\chi ^ { 2 } = 12.678$

question 7

Multiple Choice

In a chi-squared test of a contingency table, the value of the test statistic was $\chi ^ { 2 } = 12.678$ , the significance level was ? = 0.05 and the degrees of freedom was 6. Thus:

• A)we fail to reject the null hypothesis at ? = 0.05.
• B)we reject the null hypothesis at ? = 0.05.
• C)we Do not have enough evidence to accept or reject the null hypothesis at ? = 0.05.
• D)we should increase the level of significance in order to reject the null hypothesis.

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Definitions:

Mental Disorders

Health conditions characterized by significant changes in thinking, emotion, or behavior, associated with distress and impaired functioning.

Hospitalized

The act of admitting an individual to a hospital for treatment, observation, or other medical care.

Violent Behavior

Actions that involve force with the intent to injure, damage, or kill.

Severe Mental Disorder

A broad category of mental health conditions that significantly interfere with an individual’s ability to function in daily life.