In a recent study on world​ happiness, participants were asked to evaluate their current lives on a scale from 0 to​ 10, where 0 represents the worst possible life and 10 represents the best possible life. The responses were normally​ distributed, with a mean of 5.5 and a standard deviation of 2.1. Answer parts ​(a)–​(d) below.       Question content area bottom Part 1 ​(a) Find the probability that a randomly selected study​ participant's response was less than 4.   The probability that a randomly selected study​ participant's response was less than 4 is 0.23753   0.23753. ​(Round to four decimal places as​ needed.) Part 2 ​(b) Find the probability that a randomly selected study​ participant's response was between 4 and 6.   The probability that a randomly selected study​ participant's response was between 4 and 6 is 0.3560   0.3560. ​(Round to four decimal places as​ needed.) Part 3 ​(c) Find the probability that a randomly selected study​ participant's response was more than 8.   The probability that a randomly selected study​ participant's response was more than 8 is enter your response here   . ​(Round to four decimal places as​ needed

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
In a recent study on world​ happiness, participants were asked to evaluate their current lives on a scale from 0 to​ 10, where 0 represents the worst possible life and 10 represents the best possible life. The responses were normally​ distributed, with a mean of
5.5
and a standard deviation of
2.1.
Answer parts
​(a)–​(d)
below.
 
 
 

Question content area bottom

Part 1
​(a) Find the probability that a randomly selected study​ participant's response was less than
4.
 
The probability that a randomly selected study​ participant's response was less than 4 is
0.23753
 
0.23753.
​(Round to four decimal places as​ needed.)
Part 2
​(b) Find the probability that a randomly selected study​ participant's response was between
4
and
6.
 
The probability that a randomly selected study​ participant's response was between
4
and
6
is
0.3560
 
0.3560.
​(Round to four decimal places as​ needed.)
Part 3
​(c) Find the probability that a randomly selected study​ participant's response was more than
8.
 
The probability that a randomly selected study​ participant's response was more than
8
is
enter your response here
 
.
​(Round to four decimal places as​ needed.)
Expert Solution
Step 1

Statistics homework question answer, step 1, image 1

trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 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