Maria Needs to Randomly Select 90 Participants from a Pool

question 23

Multiple Choice

Maria needs to randomly select 90 participants from a pool of 5000. With how many digits in each entry of the random number table will Maria need to be concerned?

• A) 1
• B) 2
• C) 3
• D) 4

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Definitions:

Simple Moving Average

A statistical method used to analyze data points by creating a series of averages of different subsets of the full data set.

Responsiveness

The ability of a company or system to quickly react to changes in demand, customer preferences, or market conditions, often critical for maintaining high levels of customer satisfaction.

Mean Squared Error

A measure of the average squared difference between the estimated values and what is estimated, often used in statistics and machine learning to assess the accuracy of models.

Coefficient of Correlation

A statistical measure that indicates the extent to which two variables fluctuate together. A higher coefficient suggests a stronger relationship.