A Cell in a Bivariate Correlation Matrix Shows a Value

question 8

Multiple Choice

A cell in a bivariate correlation matrix shows a value of 1 for the 'R' statistic. How would you interpret this value?

• A) positive correlation present
• B) one case with both variable values
• C) incorrect p value in the table
• D) correlation of a variable with itself

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Definitions:

Equal Chance

The principle or condition ensuring that all outcomes or members of a group have the same probability of occurrence or selection.

Central Limit Theorem

A statistical theory that states that, given a sufficiently large sample size, the distribution of the sample mean will be approximately normally distributed, regardless of the distribution of the parent population.

Sample Mean

The sample mean is the average value of a sample set, calculated by adding together all of the observations and dividing by the number of observations.

Skewed to the Right

Describes a distribution of data that has a tail extending to the right, indicating that the majority of data points are on the left.