The Lengths of Human Pregnancies Are Normally Distributed with a Mean

question 108

Multiple Choice

The lengths of human pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. What is the probability that a pregnancy lasts at least 300 days?

• A) 0.4834
• B) 0.0179
• C) 0.0166
• D) 0.9834

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Definitions:

Communist Forces

Political groups or military units that adhere to communist ideologies, often involved in revolutionary activities or governance in various countries.

Greek Civil War

A conflict from 1946 to 1949 in Greece, fought between the Communist-led Democratic Army of Greece and the Greek government army, backed by the UK and USA.

Korean War

A conflict between North Korea, with the support of China and the Soviet Union, and South Korea, supported by the United Nations primarily the United States, from 1950 to 1953.

Pieds Noirs

A term used to describe Europeans, mostly French, who lived in Algeria before independence in 1962 and then returned to France.