The Sample Correlation Coefficient Between X and Y Is 0

question 16

Multiple Choice

The sample correlation coefficient between X and Y is 0.375. It has been found out that the p-value is 0.744 when testing H₀: ρ = 0 against the one-sided alternative H₁: ρ < 0. To test H₀: ρ = 0 against the two-sided alternative H₁: ρ ≠ 0 at a significance level of 0.1, the p-value is

• A) 0.744/2.
• B) (0.744)(2).
• C) 1 - 0.744.
• D) (1 - 0.744)(2).

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Definitions:

Organizational Psychology

An I/O psychology subfield that examines organizational influences on worker satisfaction and productivity and facilitates organizational change.

Motivation

The mechanism that starts, directs, and sustains behaviors aimed at achieving goals.

Human Factors Psychologist

A professional who applies psychological principles to the design of products, processes, and systems to optimize human well-being and overall system performance.

Person-machine Interactions

The study and design of systems and environments where humans and machines cooperate or interact.