Four Surgical Procedures Currently Are Used to Install Pacemakers

question 25

Multiple Choice

Four surgical procedures currently are used to install pacemakers.If the patient does not need to return for follow-up surgery,the operation is called a "clear" operation.A heart center wants to compare the 4 procedures,and collects the following numbers of patients from their own records: Which of the following tests will be the most appropriate to find out which of the 4 procedures is the most effective?

• A)χ² test for difference in proportions
• B)Z test for difference in proportions
• C)One-way ANOVA F test for differences among more than two means
• D)The Marascuilo procedure

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Definitions:

'Unusual'

denotes something that deviates from what is considered normal or typical, often attracting attention due to its rarity or uniqueness.

Stigmatised Groups

Groups of individuals who are devalued, rejected, or excluded due to attributes that are discredited or seen as undesirable by the wider society.

Negative Self-Esteem

A harmful view of oneself characterized by a lack of confidence and feeling unworthy or inferior.

Self-Motive

The internal drives or reasons that guide an individual's behavior towards personal goals or fulfillment.