maleah5541 maleah5541
  • 13-02-2018
  • Mathematics
contestada

An unprepared student makes random guesses for 6 multiple choice questions that have selections a -
e. find the probability that there is at least one correct answer.

Relax

Respuesta :

879843
879843 879843
  • 13-02-2018
 P(at least 1 ) = 1 - P(exactly none) = 1 - (4/5)^6 = .738
Hope this helps!!!:)
Answer Link

Otras preguntas

This was a system under which land and labor were exchanged for defense Colonialism, communism, feudalism, imperialism
The Intolerable Acts were passed and supported by the colonies. True False
A plot of land is in the shape of a triangle. If one side is x​ meters, a second side is left parenthesis 3 x minus 3 right parenthesis(3x−3) meters and a thi
(X° 12) °3 in math .-.
a banana costs three times as much as an apple. The total cost of 1 banana and1 apple is $1.60. if a represents tge cost of 1 apple, which equation could you us
what is the result when like terms are combined in the expression 3a+4d+a+2d
find the product of (x-4) (x+5)
what do you call a magic Owl
Company a pays $23,000 yearly with raises of $1200 per year. company b pays $26,000 yearly with raises of $800 per year. which company will pay more in year 10?
The Nile River begins in _____ and flows to the Mediterranean Sea.