Why Has Use of the Pulmonary Artery Catheter Diminished in Many

question 7

Multiple Choice

Why has use of the pulmonary artery catheter diminished in many ICUs?

• A) It is expensive.
• B) It is difficult to place.
• C) Patients complain about the discomfort.
• D) Some experts believe it increases death rates.

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Definitions:

MSB

Most Significant Bit, the bit in a binary number that has the largest value or place.

Null Hypothesis

A statement used in hypothesis testing that assumes there is no significant difference or effect, serving as the default assumption to be tested against an alternative hypothesis.

Randomized Block Design ANOVA

An analysis of variance used for data from a randomized block design, assessing differences between groups while controlling for variations within blocks.

Pooled-Variances T-Test

A statistical technique used to test the hypothesis that two populations have equal variances based on samples from these populations.