Which Statement Regarding Staphyloccocus Aureus Is False

question 4

Multiple Choice

Which statement regarding Staphyloccocus aureus is False?

• A) MRSA strains that can be traced to hospitals and clinics are referred to as HA-MRSA (hospital-acquired MRSA).
• B) CA-MRSA strains have a group of genes that codes for a leukocyte-destroying leukocidin.
• C) Evidence proves that CA-MRSA strains are more virulent than HA-MRSA because they produce leukocidin.
• D) MRSA strains are resistant to nearly all β-lactam antibiotics except ceftaroline, a new cephalosporin.
• E) Some hospitals screen patients for MRSA when they are discharged so they do not take a MRSA strain home with them.

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Definitions:

F-distribution

A probability distribution used in statistics to model the ratio of variances among variables, often utilized in the analysis of variance (ANOVA).

F-test

A statistical test used to compare the variances of two populations to ascertain if they come from distributions with equal variances.

Population Variances

Population variances measure the degree to which individuals within a population differ from the population mean, indicating the distribution's spread.

T-tests

A type of inferential statistic used to determine if there is a significant difference between the means of two groups, which may be related in certain features.