Solution Found!
Teachers Salaries in North Dakota The average teachers
Chapter 6, Problem 12(choose chapter or problem)
Teachers’ Salaries in North Dakota The average teacher’s salary in North Dakota is $37,764. Assume a normal distribution with \(\sigma = $5100\).
a. What is the probability that a randomly selected teacher’s salary is greater than $45,000?
b. For a sample of 75 teachers, what is the probability that the sample mean is greater than $38,000?
Questions & Answers
QUESTION:
Teachers’ Salaries in North Dakota The average teacher’s salary in North Dakota is $37,764. Assume a normal distribution with \(\sigma = $5100\).
a. What is the probability that a randomly selected teacher’s salary is greater than $45,000?
b. For a sample of 75 teachers, what is the probability that the sample mean is greater than $38,000?
ANSWER:Step 1 of 3
Given: