Dr. Jekel mixes a potion to turn himself evil, which includes 20ml of pomegranate juice. But it is hard to pour the exact amount, so the amount he gets wilIl be a normal random variable with mean 20 and variance 2. What is the probability of getting between 19 and 21ml? О Ф(1/2). O 20(1//2) – 1. ОФ(1/2) — Ф(-1/2). O ¤(1/v2).

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
Problem 2E: If a binomial experiment has probability p success, then the probability of failure is...
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Dr. Jekel mixes a potion to turn himself evil, which includes 20ml of pomegranate juice. But it is
hard to pour the exact amount, so the amount he gets willI be a normal random variable with
mean 20 and variance 2. What is the probability of getting between 19 and 21ml?
O ¤(1/2).
О 2Ф(1//2) — 1.
О Ф(1/2) — Ф(-1/2).
O ¤(1/v/2).
Transcribed Image Text:Dr. Jekel mixes a potion to turn himself evil, which includes 20ml of pomegranate juice. But it is hard to pour the exact amount, so the amount he gets willI be a normal random variable with mean 20 and variance 2. What is the probability of getting between 19 and 21ml? O ¤(1/2). О 2Ф(1//2) — 1. О Ф(1/2) — Ф(-1/2). O ¤(1/v/2).
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