According to a Study by the Centers for Disease Control

question 91

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 probability that at least one of the expectant mothers will have a Caesarean delivery?

• A) 0.0606
• B) 0.2090
• C) 0.9394
• D) 0.9742

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Definitions:

Spontaneous Abortion

Unplanned, accidental abortion.

Chromosomes

Rod-shaped structures that are composed of genes and found within the nuclei of cells.

Genes

Units of heredity made up of DNA that act as instructions to make molecules called proteins, crucial for the development, functionality, and regulation of the body's tissues and organs.

Cytosines

One of the four main nucleobases found in DNA and RNA, which pairs with guanine during the nucleic acids' synthesis.