Question
The annual salary of teachers in a certain state has a mean ofLaTeX: mu= =$ 54,000 and standard deviation of LaTeX: sigma= = $ 5,000
The annual salary of teachers in a certain state has a mean ofLaTeX: \mu= =$ 54,000 and standard deviation of LaTeX: \sigma= = $ 5,000 .
Use this information to answer the questions below.
What is the probability that the mean annual salary of a random sample of 5 teachers from this state is more than $60,000?
Group of answer choices
LaTeX: P\left(Z>1.2 ight)=0.12 P ( Z > 1.2 ) = 0.12 P ( Z > 1.2 ) = 0.12 P ( Z > 1.2 ) = 0.12
LaTeX: P\left(Z>2.68 ight)=0.0037 P ( Z > 2.68 ) = 0.0037 P ( Z > 2.68 ) = 0.0037 P ( Z > 2.68 ) = 0.0037
LaTeX: P\left(Z>6 ight)=0 P ( Z > 6 ) = 0 P ( Z > 6 ) = 0 P ( Z > 6 ) = 0
It is impossible to tell because normality conditions are not met
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started