The Sample Correlation Coefficient Between X and Y Is 0

question 181

Multiple Choice

The sample correlation coefficient between X and Y is 0.375.It has been found out that the p-value is 0.256 when testing H₀: ρ = 0 against the two-sided alternative H₁: ρ ≠ 0.To test H₀: ρ = 0 against the one-sided alternative H₁: ρ < 0 at a significance level of 0.2,the p-value is

• A) 0.256 / 2.
• B) (0.256)2.
• C) 1 - 0.256.
• D) 1 - 0.256 / 2.

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Definitions:

Socially Healthy

A state in which an individual possesses the ability to interact positively with society and maintain satisfying relationships, exhibiting good social skills and adapting to social situations.

Emotionally Healthy

A state of well-being in which an individual recognizes their own abilities, can cope with normal stresses, work productively, and contribute to their community.

Erikson

Erik Erikson was a developmental psychologist and psychoanalyst known for his theory on the psychosocial development of human beings.

Initiative V. Guilt

A stage in Erikson's psychosocial development theory where children (ages 3-5) develop initiative by planning and undertaking activities or alternatively, may feel guilt over their needs and desires.