Critical Thinking Case 6-2

question 68

Multiple Choice

Critical Thinking
Case 6-2
Over the Spring Break, you decide to clean up the files on your computer to make sorting and searching faster.  You cannot remember the best methods to accomplish this task, so you consult a friend.
Your friend tells you to improve performance when searching,

• A) delete folders from the hard disk.
• B) add additional folders to the index.
• C) buy a SSD.
• D) move your pictures to a USB.

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Definitions:

Standard Error

A measure of the dispersion or variability of a sample statistic from the population parameter, often used in inferential statistics.

Standard Deviation

Standard deviation is a measure of the amount of variation or dispersion of a set of values.

Sample Size

The number of observations or data points collected in a statistical study.

Central Limit Theorem

A statistical theory that states the distribution of the sample mean of a large enough number of independent, identically distributed variables will be approximately normal, regardless of the population's distribution.