The Lifespan of Salmon Flies Is Normally Distributed with a Mean

question 143

Short Answer

The lifespan of salmon flies is normally distributed with a mean of 60 days and a standard deviation of 20 days.
What percentage of a salmon fly population lives less than 12 days?
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What percentage of a salmon fly population lives between 80 and 101 days?
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Find the value x₀ such that 6.3% of a salmon fly population live less than x₀ days.
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Definitions:

Visible Outcome

Results or effects of actions or activities that are easily observed, quantified, or measured by others, contributing to accountability and evaluation.

Skill Variety

The degree to which a job requires a variety of different activities that involve the use of multiple skills and talents of the person performing the job.

Job Restructuring

The process of modifying job roles and responsibilities, often to improve productivity, satisfaction, or accommodate workers' needs.

Scientific Management

A management theory that examines and integrates work processes to enhance economic effectiveness and particularly boost labor productivity.