If X Is a Normal Random Variable with a Mean

question 93

Short Answer

If x is a normal random variable with a mean of 100 and a standard deviation of 10,find the following probabilities:
A)P(x ≥ 128)
B)P(x ≤ 113)
C)P(87 ≤ x ≤ 98)

• A)P(x ≥ 128)
• B)P(x ≤ 113)
• C)P(87 ≤ x ≤ 98)

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Definitions:

Gain-Sharing Plan

A compensation strategy where employees receive financial benefits from improvements in the company's performance, encouraging productivity and team effort.

Skill-Based Pay

A compensation system that determines salaries based on the skills or knowledge an employee possesses, rather than their job position or title.

Compensation Costs

Compensation costs are the total expenses that an employer spends on an employee's wages, benefits, and other forms of remuneration.

Cross-Training

A training technique in which individuals or team members learn different skills or roles to enhance versatility and understanding across functions.