If We Are Using a Nondirectional Alternative Hypothesis for a Z-Test

question 38

Multiple Choice

If we are using a nondirectional alternative hypothesis for a z-test with α = .05, what critical value(s) should be used for rejecting the null hypothesis?

• A) -1.96 only or +1.96 only.
• B) +1.65 only or -1.65 only.
• C) either ±1.96
• D) either ±1.65

Comprehend the application and significance of multivariate analysis techniques.

Understand the terminology and purpose of key statistical methods in research.

Distinguish between confirmatory and exploratory analysis methods.

Understand the application and interpretation of regression analysis.

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Definitions:

Hospital Standards

Defined criteria and regulations intended to ensure safety, quality, and efficiency in hospital care and operations.

Routine

A regular manner of procedure, a habitual sequence of actions or activities that one follows in a particular order, often contributing to efficiency or comfort.

Instrumental Activities

Tasks that allow an individual to live independently in a community, such as housekeeping, shopping, managing finances, cooking, and using transportation.

Daily Living

The routine activities that individuals do every day without needing assistance, including eating, bathing, dressing, etc.