heyyy2061 heyyy2061
  • 11-11-2017
  • Mathematics
contestada

Let x be a standard normal random variable. find p(-1.20 < x < 1.74). express your answer as a decimal.

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 21-11-2017
Given that x is a standard normal random variable.

P(-1.20 < x < 1.74) = P(x < 1.74) - P(x < -1.20)

= P(x < 1.74) - [1 - P(x < 1.20)] = P(x < 1.74) + P(x < 1.20) - 1

= 0.95907 + 0.88493 - 1 = 0.844
Answer Link

Otras preguntas

Which was a policy of the Freedman's Bureau? A. turn over all white-owned property to free blacks B. reimburse white slaveholders for lost property C. start sch
what is -2(x-3) how do i answer this question?
solve using substitution method x-y=11;3x+10y=-6 explain please
This natural resource is present in large amounts in Britain, France, and Germany iron coal oil natural gas
Happy Valentine's day in Spanish
Find the area of a square cornfield that is 2 km long on each side. A. 2 km B. 2 km2 C. 4 km D. 4 km2 plz help!
Why did Samuel Gompers found the American Federation of Labor in 1886? A. to promote the use of machines instead of workers in manufacturing B. to lobby for wor
HELP describe how settling in the tundra affected Inuit lifestyles? there's no multiple choice
Which statement about The Book of Common Prayer, published in England under the reign of Edward VI, is correct? Select the best answer from the choices provided
How to unscramble orwar?