μ = 30 and σ = 11. Find a value of x that has area 0.01 to its right. x = 4.414 USE SALT X

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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Author:HOUGHTON MIFFLIN HARCOURT
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Chapter11: Data Analysis And Displays
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Answer the question for a normal random variable x with mean and standard deviation specified below. (Round your answer to one decimal place.)
μ = 30 and a = 11.
Find a value of x that has area 0.01 to its right.
x = 4.414
USE SALT
x
Transcribed Image Text:Answer the question for a normal random variable x with mean and standard deviation specified below. (Round your answer to one decimal place.) μ = 30 and a = 11. Find a value of x that has area 0.01 to its right. x = 4.414 USE SALT x
Suppose the weights of 3-month-old babies are normally distributed-baby boys with a mean of 14.4 pounds and a standard deviation of 1.7, and baby girls with a mean of 12.7 pounds and a standard deviation of 1.7.
What proportion of 3-month-old baby girls will weigh between 12 and 13 pounds? (Round your answer to four decimal places.)
USE SALT
Transcribed Image Text:Suppose the weights of 3-month-old babies are normally distributed-baby boys with a mean of 14.4 pounds and a standard deviation of 1.7, and baby girls with a mean of 12.7 pounds and a standard deviation of 1.7. What proportion of 3-month-old baby girls will weigh between 12 and 13 pounds? (Round your answer to four decimal places.) USE SALT
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