A Company Compared the Variance of Salaries for Employees Who

question 121

Essay

A company compared the variance of salaries for employees who have been employed for 5 years or less with employees who have been employed for 10 years or more. They randomly selected 21 employees with 5 years or less experience and 15 employees with 10 years or more experience. The standard deviation for the group with 5 years or less experience was $2,225; the standard deviation for the group with 10 years or more experience is $1,875. Using the 0.05 significance level, what is the decision regarding the null hypothesis?

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Definitions:

High Hypnotizability

A trait or condition in which an individual is exceptionally susceptible to hypnosis and can easily enter a hypnotic state.

Dissociative Identity Disorder

A complex psychological condition characterized by the presence of two or more distinct personality states or identities in a single individual.

Integrating Personalities

The process of merging different aspects or elements of one's character into a coherent and stable identity.

Deliberately Adopting

The intentional act of choosing and embracing a particular behaviour, attitude, or strategy.