According to a study done by UCB students, the height for Martian adult males is normally distributed with an average of 67 inches and a standard deviation of 2.3 inches. Suppose one Martian adult male is randomly chosen. Let X = height of the individual. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X N( 67 2.3 b. Find the probability that the person is between 68.1 and 70.8 inches. 0.2669 c. The middle 20% of Martian heights lie between what two numbers? Low: 66.42 X inches

According to a study done by UCB students, the height for Martian adult males is normally distributed with an average of 67 inches and a standard deviation of 2.3 inches. Suppose one Martian adult male is randomly chosen. Let X = height of the individual. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X N( 67 2.3 b. Find the probability that the person is between 68.1 and 70.8 inches. 0.2669 c. The middle 20% of Martian heights lie between what two numbers? Low: 66.42 X inches

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

Answer only option c. I need correct answer. I will rate accordingly.

According to a study done by UCB students, the height for Martian adult males is normally distributed with an
average of 67 inches and a standard deviation of 2.3 inches. Suppose one Martian adult male is randomly
chosen. Let X = height of the individual. Round all answers to 4 decimal places where possible.
%3D
a. What is the distribution of X? X - N( 67
2.3
b. Find the probability that the person is between 68.1 and 70.8 inches. 0.2669
c. The middle 20% of Martian heights lie between what two numbers?
Low: 66.42
X inches
High:
inches

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