The Smiling Times (In Seconds) of an 8-Week-Old Baby Can

question 36

Multiple Choice

The smiling times (in seconds) of an 8-week-old baby can be modeled with a uniform distribution with a = 0 and b = 23 seconds.What is the probability that a randomly chosen 8-week-old baby smiles between 2 and 18 seconds?

• A) 0.7826
• B) 0.6956
• C) 0.8696
• D) 0.0870

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Definitions:

Current Account Balance

A measure of a country’s international trade in goods, services, and direct transfers, representing the difference between its exports and imports.

Current Account Deficit

A measure that shows when a country's total imports of goods, services, and transfers are greater than its total exports. It indicates the country is spending more on foreign trade than it is earning.

Budget Deficit

When federal tax receipts are less than federal government spending.

Trade Deficit

A situation where the value of a country's imports exceeds the value of its exports.