On a planet far far away from Earth, IQ of the ruling species is normally distributed with a mean of 101 anda standard deviation of 18. 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 101.Round your answer to4 decimal places.c. A school offers special services for all children in the bottom 7% for IQ scores. What is the highest IQscore a child can have and still receive special services?Round your answer to 2 decimalplaces.d. Find the Inter Quartile Range (IQR) for IQ scores. Round your answers to 2 decimal places.Q1:Q3:IQR:

Answered: Image /qna-images/answer/f3eca8f8-f3cb-4e4a-b8d4-ffc1d5ad15d3.jpg

Answered: On a planet far far away from Earth, IQ…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The mean and median of a frequency distribution is 15 and 20 respectively. Then the mode of the distribution is O a. 17.5 O b. 16 O c. 20 O d. 30
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Suppose six pet food stores in the area were surveyed, and the following data shows how many types of pet food each of them carries. 7,7,9, 9, 11, 11 Calculate the sample mean and the sample standard deviation. Round your answers to three decimal places. T = Number Number S=
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