The Critical Value of F at 95% Confidence When There

question 15

Multiple Choice

The critical value of F at 95% confidence when there is a sample size of 21 for the sample with the smaller variance, and there is a sample size of 9 for the sample with the larger sample variance is

• A)2.45
• B)2.94
• C)2.37
• D)2.10

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Definitions:

Ethnic Differences

Variations in practices, traditions, and behaviors among groups of people identified by shared ancestry, culture, or nationality.

Autism

An autism spectrum disorder characterized by extreme aloneness, communication problems, intolerance of change, and ritualistic behavior.

Childhood Disintegrative Disorder

A rare condition characterized by late onset (at least after two years of normal development) of developmental delays in language, social function, and motor skills.

Asperger's Disorder

A former diagnostic category denoting a higher-functioning form of autism characterized by significant difficulties in social interaction and nonverbal communication, alongside restricted and repetitive patterns of behavior and interests.