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According to a Study by the Centers for Disease Control

Question 143

Multiple Choice

According to a study by the Centers for Disease Control and Prevention, about 33% of U.S. births are Caesarean deliveries. Suppose seven expectant mothers are randomly selected. What is the standard deviation of the number of mothers who will have a Caesarean delivery?


A) 1.24
B) 1.54
C) 2.31
D) 4.69

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