Tabachnick and Fidell 2009) Have a Formula in Order to Calculate

question 5

Multiple Choice

Tabachnick and Fidell 2009) have a formula in order to calculate how many participants are needed to ensure a reliable multiple regression analysis.What is the formula?

• A)104 8m where m is the number of criterion variables
• B)104 8m where m is the number of predictor variables
• C)110 7m where m is the number of criterion variables
• D)110 7 m where m is the number of predictor variables

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Definitions:

Poisson Experiment

A Poisson experiment is a statistical experiment that classifies the experiment into a fixed number of trials, where each trial represents a specific time interval or region of space, and counts the number of times a particular event occurs.

Random Variable

represents a set of possible outcomes of a random phenomenon, quantitatively.

Random Variable

A variable whose values depend on outcomes of a random phenomenon.

Uncountable Values

Refers to values or elements within a set that cannot be enumerated by natural numbers due to their infinite or continuous nature.