SOLUTION: the population mean annual salary for environmental compliance specialists is about ​$60 comma 000
.
A random sample of 36
Specialists are drawn from this population.
Algebra.Com
Question 1080891: the population mean annual salary for environmental compliance specialists is about $60 comma 000
.
A random sample of 36
Specialists are drawn from this population. What is the probability that the mean salary of the sample is less than $57 comma 500
?
Assume sigma
equals$5 comma 500.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
This is a z-test, since mu and sigma are both given.
z<(57,500-60,000)/5500/sqrt(36)
<-2500*6/5500
<-2.723.
Probability is 0.0032
RELATED QUESTIONS
Find the probability and interpret the results. If convenient, use technology to... (answered by stanbon)
The population mean annual salary for environmental compliance specialists is about... (answered by stanbon)
Find the probability and interpret the results. If convenient, use technology to find the (answered by stanbon,tdadderio)
An employment information service claims the mean annual salary for senior level product... (answered by Boreal)
PLEASE HELP THIS IS A HUGE TEST QUESTION AND I NEED YOUR HELP!!! PLEASE SHOW WORK!!... (answered by Fombitz)
employees at a construction and mining company claim that the mean salary of the company... (answered by robertb)
Business Weekly conducted a survey of graduates from 30 top MBA programs.
On the basis... (answered by Boreal)
An employment information service claims the mean annual salary for senior level product... (answered by Boreal)
An employment information service claims the mean annual salary for senior level product... (answered by Shin123)