You Are Given the Following Null and Alternative Hypotheses

question 71

Multiple Choice

You are given the following null and alternative hypotheses: If the true population mean is 1.25,calculate the power of the test.Assume the population standard deviation is known to be 0.50 and the sample size is 60.

• A)0.49
• B)0.20
• C)0.96
• D)0.60

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Definitions:

Autism Spectrum Disorder

A developmental disorder characterized by difficulties with social interaction and communication, and by restricted and repetitive behavior, interests, or activities.

Child-Initiated Interactions

Interactions in which the child takes the lead in initiating communication or activities, often observed in educational and developmental contexts to encourage independence and self-confidence.

Communications Board

A visual aid used by individuals who are unable to speak or write, facilitating communication through pictures, symbols, or words.

Autism Spectrum Disorder

A developmental disorder characterized by difficulties in social interaction and communication along with restricted or repetitive patterns of thought and behavior.