In Performing a Chi-Square Goodness Fit Test for a Normal

question 98

Short Answer

In performing a chi-square goodness fit test for a normal distribution,a researcher wants to make sure that all of the expected cell frequencies are at least five.The sample is divided into 7 intervals.The second through the sixth interval all have expected cell frequencies of at least five.The first and the last intervals have expected cell frequencies of 1.5 each.After adjusting the number of intervals,the degrees of freedom for the chi-square statistic is ____.

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Definitions:

Client-Centered Therapy

A therapeutic approach developed by Carl Rogers that emphasizes providing a supportive emotional environment where clients can feel free to express themselves and explore their self-concepts.

Systematic Desensitization

A behavioral therapy technique aimed at reducing phobic or anxiety responses by gradual exposure to the feared object or situation paired with relaxation techniques.

Cognitive Therapy

A form of psychotherapy that aims to change negative patterns of thinking or behavior that contribute to an individual's psychological distress.

Token Economy

A behavioral modification system based on the systematic reinforcement of target behavior through the distribution and exchange of tokens.