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c. What is the probability that one randomly selected person learned to walk when the person was between 12.8 and 13.4 months old? 0.5 X d. For the 33 people, find the probability that the average age that they learned to walk is between 12.8 and 13.4 months old. e. For part d), is the assumption that the distribution is normal necessary? No Yes of f. Find the IQR for the average first time walking age for groups of 33 people. Q1 = months Q3 = months IQR: months

c. What is the probability that one randomly selected person learned to walk when the person was between 12.8 and 13.4 months old? 0.5 X d. For the 33 people, find the probability that the average age that they learned to walk is between 12.8 and 13.4 months old. e. For part d), is the assumption that the distribution is normal necessary? No Yes of f. Find the IQR for the average first time walking age for groups of 33 people. Q1 = months Q3 = months IQR: months

MATLAB: An Introduction with Applications
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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6333509?module_item_id=64273466 Suppose the age that children learn to walk is normally distributed with mean 13 months and standard deviation 2.4 month. 33 randomly selected people were asked what age they learned to walk. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - NO 13 ✓2.4 b. What is the distribution of ? N 13 ✓ 0.4178 OF c. What is the probability that one randomly selected person learned to walk when the person was between 12.8 and 13.4 months old? 0.5 X d. For the 33 people, find the probability that the average age that they learned to walk is between 12.8 and 13.4 months old. e. For part d), is the assumption that the distribution is normal necessary? No Yes f. Find the IQR for the average first time walking age for groups of 33 people. Q1 = months Q3 = months IQR: months Hint: Hint Textbook Pages میں
Transcribed Image Text:6333509?module_item_id=64273466 Suppose the age that children learn to walk is normally distributed with mean 13 months and standard deviation 2.4 month. 33 randomly selected people were asked what age they learned to walk. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - NO 13 ✓2.4 b. What is the distribution of ? N 13 ✓ 0.4178 OF c. What is the probability that one randomly selected person learned to walk when the person was between 12.8 and 13.4 months old? 0.5 X d. For the 33 people, find the probability that the average age that they learned to walk is between 12.8 and 13.4 months old. e. For part d), is the assumption that the distribution is normal necessary? No Yes f. Find the IQR for the average first time walking age for groups of 33 people. Q1 = months Q3 = months IQR: months Hint: Hint Textbook Pages میں
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