What Is the Primary Disadvantage of Principal Component Analysis

question 43

Multiple Choice

What is the primary disadvantage of Principal Component Analysis?

• A)A full frontal face image is needed to be a viable sample.
• B)The image must be taken at a distance of no further than three feet away.
• C)It is not compatible with most facial recognition software.
• D)It is less precise and accurate than other analyses.

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Definitions:

Sample Counts

The actual observed frequencies or totals of occurrences or items in sampled categories or groups.

Sample Proportions

The fraction or percentage of observations within a sample that fall into a particular category, useful for estimating population proportions in inferential statistics.

Standard Error

A measure that describes the distribution of sample means around the population mean, indicating the precision of the sample mean as an estimate of the population mean.

Plus Four Estimate

A method used in statistics to adjust a sample size by adding four observations: two at the high end and two at the low end of the dataset.