Cesarean birth study. In Exercise 4.73 (p. 240), you learned that 75% of all births in a
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Cesarean birth study. In Exercise 4.73 (p. 240), you learned that 75% of all births in a region occur by Cesarean section each year. In a random sample of 1,000 births this year, let x be the number that occur by Cesarean section.
a. Find the mean of x.
b. Find the standard deviation of x.
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Related Book For 
Statistics Plus New Mylab Statistics With Pearson Etext Access Card Package
ISBN: 978-0134090436
13th Edition
Authors: James Mcclave ,Terry Sincich
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