The Numerator of the Pearson R Is The

question 68

Multiple Choice

The numerator of the Pearson r is the.

• A)product of the sums of squares for the X and Y values
• B)square root of the sum of squares for X plus the sum of squares for Y
• C)sum of the cross products of X and Y divided by N
• D)cross products of X and Y

---

Definitions:

Random

In statistical terms, a process or selection that ensures each item or person has an equal chance of being chosen, free from bias.

Population Parameter

Numeric values that summarize the characteristics of an entire population, such as mean or variance.

Average Age

The arithmetic mean of the ages of a group of individuals or items, calculated by adding all ages together and dividing by the number of individuals or items.

Sample Statistic

A sample statistic is a numerical measure that describes a characteristic of a sample, such as the mean or standard deviation, derived from data collected from a subset of a population.