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Decorate a Store Sells Ornaments for Christmas Trees

question 65

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Decorate A store sells ornaments for Christmas trees. The prices of the ornaments are roughly normally distributed with a mean of $7.65 and a standard deviation of $1.45. a. What is the probability that a randomly selected ornament will cost more than $10?
b. If eight ornaments are randomly selected, what is the probability that exactly 3 of them cost over $10?


Definitions:

NLF

The National Liberation Front (NLF) was a political organization with its military wing, the Viet Cong, that fought against the South Vietnamese government and its United States allies during the Vietnam War.

Troops Lose

indicates a situation where military forces suffer defeat or experience significant losses.

Tet Offensive

A major military campaign during the Vietnam War in 1968, conducted by the North Vietnamese forces and Viet Cong, marking a turning point in public perception of the war.

Eugene McCarthy

An American politician and senator who played a significant role in the anti-Vietnam War movement by challenging the incumbent President in the 1968 Democratic primary.

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