d. Find the Inter Quartile Range (IQR) for IQ scores. Round your answers to 2 decimal places. Q1: Q3: IQR:
d. Find the Inter Quartile Range (IQR) for IQ scores. Round your answers to 2 decimal places. Q1: Q3: IQR:
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
subpart. plz help with the last question
![On a planet far far away from Earth, IQ of the ruling species is normally
distributed with a mean of 104 and a standard deviation of 15. Suppose one
individual is randomly chosen. Let X = 1Q of an individual.
a. What is the distribution of X? X - N( 104
15
b. Find the probability that a randomly selected person's IQ is over 112.
0.2981
Round your answer to 4 decimal places.
c. A school offers special services for all children in the bottom 7% for IQ scores.
What is the highest IQ score a child can have and still receive special services?
81.8
Round your answer to 2 decimal places.
d. Find the Inter Quartile Range (IQR) for IQ scores. Round your answers to 2
decimal places.
Q1:
Q3:
IQR:](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F34cf5f44-de58-4065-9638-b3ea27de22d7%2Fc8098fe5-581c-4c1a-9306-0a9c47808520%2F50qf3o_processed.png&w=3840&q=75)
Transcribed Image Text:On a planet far far away from Earth, IQ of the ruling species is normally
distributed with a mean of 104 and a standard deviation of 15. Suppose one
individual is randomly chosen. Let X = 1Q of an individual.
a. What is the distribution of X? X - N( 104
15
b. Find the probability that a randomly selected person's IQ is over 112.
0.2981
Round your answer to 4 decimal places.
c. A school offers special services for all children in the bottom 7% for IQ scores.
What is the highest IQ score a child can have and still receive special services?
81.8
Round your answer to 2 decimal places.
d. Find the Inter Quartile Range (IQR) for IQ scores. Round your answers to 2
decimal places.
Q1:
Q3:
IQR:
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