The Monthly Incomes from a Random Sample of Workers in a Factory

question 113

Essay

The monthly incomes from a random sample of workers in a factory are shown below. ​
a.
Compute the standard error of the mean (in dollars).
b.
Compute the margin of error (in dollars) at 95% confidence.
c.
Compute a 95% confidence interval for the mean of the population.Assume the population has a normal distribution.Give your answer in dollars.
​

---

Definitions:

Behaviors

Actions or reactions that individuals exhibit in response to environmental stimuli, often observed and studied in psychology and behavioral science.

Sound-field Amplification (SFA)

An audio system used in educational settings that distributes sound evenly across the room, enhancing auditory accessibility for all students.

Emotional Disorders

A category of mental health issues characterized by disturbances in emotion regulation that impair daily functioning.

Behavioral Disorders

These are forms of mental illness characterized by disruptive or harmful behaviors, which can significantly impact daily functioning and interpersonal relationships.