A plate is attached to its base by 10 bolts. Each bolt is inspected before installation, and the probability of passing the inspection is 0.9. Only bolts that pass the inspection are installed. Let X denote the number of bolts that are inspected in order to attach one plate.
a. Find P(X = 12).
b. Find 
.
c. Find 
.
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Al aislar un conducto rectangular con aislamiento de un grosor de 1,5 pulgadas (3,81 cm), agregue ____ pulgadas (____ cm) a la medición de la circunferencia del conducto.
a. 2 b. 6 c. 8 d. 10
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The most common method used to join bell-and-spigot cast-iron pipe fittings is _____.
a. a compression joint b. mechanical c. flange d. socket welding
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Before planting, how many inches of organic matter and fertilizer should be tilled in the top of the soil?
A) 2 B) 4 C) 6 D) 8
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Government incentives such as Production Tax Credits have been influential in boosting wind investment.
Answer the following statement true (T) or false (F)
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