subject
Mathematics, 04.12.2021 06:30 Huvch7255

On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of 106 and a standard deviation of 14. Suppose one individual is randomly chosen. Let X = IQ of an individual. a. What is the distribution of X? X ~ N(,)

b. Find the probability that a randomly selected person's IQ is over 107. 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? 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:

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1
Answers: 1
question
Mathematics, 21.06.2019 17:30
Graph the equation. select integers for x
Answers: 1
question
Mathematics, 21.06.2019 19:50
Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?
Answers: 1
question
Mathematics, 22.06.2019 02:00
Gables properties corp. is leasing office building with an area of 49b^2+70b+25. what is the shape of the building? a) rectangle b) square
Answers: 3
You know the right answer?
On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of...
Questions
question
Spanish, 09.11.2021 22:20
question
Mathematics, 09.11.2021 22:20
question
English, 09.11.2021 22:20
question
History, 09.11.2021 22:20
question
English, 09.11.2021 22:20