THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 52

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Independent random sampling from two normally distributed populations gives the following results:
n_x = 64,
= 441,σ_x = 20,n_y = 36,
= 361,and σ_y = 25
-Find the 90% confidence interval for the difference in the means of the two populations.

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Definitions:

Internal Forces

Psychological or emotional factors that influence an individual's behavior and decision-making process from within.

External Forces

Factors or influences originating outside an individual that can impact their behavior, decisions, or psychological state.

Systematic Desensitization

A therapeutic technique aimed at reducing anxiety and fear responses by gradually exposing the individual to the feared object or context while teaching relaxation strategies.

Pathological Fear

An intense, irrational fear of a specific object, situation, or activity that is disproportionate to the actual threat or danger it poses.