small liberal arts college in the Northeast has 150 freshmen. Fifty of the freshmen are education majors. Suppose thirty freshmen are randomly selected (without replacement).   Step 1 of 2:  Find the expected number of education majors in the sample. Round your answer to two decimal places, if necessary.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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A small liberal arts college in the Northeast has 150 freshmen. Fifty of the freshmen are education majors. Suppose thirty freshmen are randomly selected (without replacement).
 
Step 1 of 2: 
Find the expected number of education majors in the sample. Round your answer to two decimal places, if necessary.
 
 
 
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Step 2 of 2 :  
Find the standard deviation of the number of education majors in the sample. Round your answer to two decimal places, if necessary.
 
 
 
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