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1. Given: u = 30, o = 4.5. What is the raw score when %3D а. Z = 1.25? b. Z =-1.67? с. Z = 2.3? d. Z =-0.30? %3D е. z = 1.96?

1. Given: u = 30, o = 4.5. What is the raw score when %3D а. Z = 1.25? b. Z =-1.67? с. Z = 2.3? d. Z =-0.30? %3D е. z = 1.96?

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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E xercises Solve these problems. 1. Given: u = 30, o = 4.5. What is the raw score when %3D а. z = 1.25? b. z = -1.67? С. z = 2.3? d. z =-0.30? Z = 1.96? е. 2. In number 1, find the raw score such that 60% is below it. In a job fair, 3000 applicants applied for a job. Their mean age was found to be 28 with a standard deviation of 4 years. 3. а. Draw a normal curve distribution showing the z-scores and the raw scores. b. How many applicants are below 20 years old? How many applicants are above 32 years old? С. d. How many have ages between 24 and 32 years? Find the age such that 75% is below it. е.
Transcribed Image Text:E xercises Solve these problems. 1. Given: u = 30, o = 4.5. What is the raw score when %3D а. z = 1.25? b. z = -1.67? С. z = 2.3? d. z =-0.30? Z = 1.96? е. 2. In number 1, find the raw score such that 60% is below it. In a job fair, 3000 applicants applied for a job. Their mean age was found to be 28 with a standard deviation of 4 years. 3. а. Draw a normal curve distribution showing the z-scores and the raw scores. b. How many applicants are below 20 years old? How many applicants are above 32 years old? С. d. How many have ages between 24 and 32 years? Find the age such that 75% is below it. е.
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