Which of the Following Is a Type of Smaller, Low-Cost

question 112

Multiple Choice

Which of the following is a type of smaller, low-cost data projector?

• A) OMR
• B) VoIP
• C) LCD
• D) Both a and c

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Definitions:

Confidence Desired

The degree of certainty or level of confidence one desires in the results of a statistical analysis, often expressed as a percentage.

Confidence Interval

A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain probability level.

Sampling Error

The difference between a sample statistic and the corresponding population parameter due to the fact that the sample is not a perfect representation of the population.

Sample Size

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