Answered step by step
Verified Expert Solution
Question
1 Approved Answer
uppose the age that children learn to walk is normally distributed with mean 12 months and standard deviation 2 month. 34 randomly selected people were
uppose the age that children learn to walk is normally distributed with mean 12 months and standard deviation 2 month. 34 randomly selected people were asked what age they learned to walk. Round all answers to 4 decimal places where possible.
- What is the distribution of X? X ~ N(_____,_____)
- What is the distribution of x? x ~ N(_____,_____)
- What is the probability that one randomly selected person learned to walk when the person was between 11.7 and 12.2 months old?
- For the 34 people, find the probability that the average age that they learned to walk is between 11.7 and 12.2 months old.
- For part d), is the assumption that the distribution is normal necessary? YesNo
- Find the IQR for the average first time walking age for groups of 34 people. Q1 = _____ months Q3 = _____ months IQR:_____ months
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started