Teachers' Salaries in North Dakota The average teacher's salary in North Dakota is $35,441. Assume a normal distribution with o=$5100. Round the final answers to at least 4 decimal places and round intermediate z-value calculations to 2 decimal places. Part: 0 / 2 Part 1 of 2 What is the probability that a randomly selected teacher's salary is greater than $39,600? P(X> 39,600) x 3

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Teachers' Salaries in North Dakota The average teacher's salary in North Dakota is $35,441. Assume a normal distribution with o=$5100. Round the final
answers to at least 4 decimal places and round intermediate z-value calculations to 2 decimal places.
Part: 0 / 2
Part 1 of 2
What is the probability that a randomly selected teacher's salary is greater than $39,600?
P(X> 39,600)
=
X
Ś
Transcribed Image Text:Teachers' Salaries in North Dakota The average teacher's salary in North Dakota is $35,441. Assume a normal distribution with o=$5100. Round the final answers to at least 4 decimal places and round intermediate z-value calculations to 2 decimal places. Part: 0 / 2 Part 1 of 2 What is the probability that a randomly selected teacher's salary is greater than $39,600? P(X> 39,600) = X Ś
Teachers' Salaries in Connecticut The average teacher's salary in Connecticut (ranked first among states) is $57,337. Suppose that the distribution of
salaries is normal with a standard deviation of $7500. Round intermediate z value calculations to two decimal places and the final answers to at least four
decimal places.
Part: 0 / 2
Part 1 of 2
(a) What is the probability that a randomly selected teacher makes less than $43,900 per year?
P(X<43,900)=
X
Ś
Transcribed Image Text:Teachers' Salaries in Connecticut The average teacher's salary in Connecticut (ranked first among states) is $57,337. Suppose that the distribution of salaries is normal with a standard deviation of $7500. Round intermediate z value calculations to two decimal places and the final answers to at least four decimal places. Part: 0 / 2 Part 1 of 2 (a) What is the probability that a randomly selected teacher makes less than $43,900 per year? P(X<43,900)= X Ś
Expert Solution
Step 1: Determine the given data

Since you have posted multiple questions, we will provide the solution only to the first question as per our Q&A guidelines. Please repost the remaining questions separately.

From the provided information,

mu equals 35441
sigma equals 5100
X tilde N left parenthesis 35441 comma 5100 right parenthesis

steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman