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:

Bar Chart

A graphical representation of data using bars of varying heights or lengths proportional to the values they represent.

Stemplot

A type of graph used in statistics that is used to display quantitative data, typically to show distribution.

Time Series

A sequence of data points collected or recorded at successive points in time, often used to analyze trends, cycles, or patterns.

Quantitative Variable

A variable that can be counted or measured numerically, allowing for mathematical operations and statistical analysis.