If You Are Exposed to Hepatitis a and Have Not

question 54

Multiple Choice

If you are exposed to hepatitis A and have not been vaccinated against it, you may receive antibodies from another person. This is an example of _____ immunity.

• A) natural passive
• B) natural active
• C) artificial active
• D) artificial passive

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Definitions:

Sample Size

The number of observations or data points collected in a sample, which can influence the reliability and validity of statistical analyses.

Observed Z Value

The Z Score calculated based on sample data, representing the number of standard deviations a data point is from the mean.

Sample Mean

The average value of a sample set of numbers, calculated by summing all the observations and dividing by the number of observations in the sample.

Population Average

The sum of all the values in a population divided by the number of values, representing the central tendency of the population data.