Assume X has a standard normal distribution (µ = 0, o = 1).Find P(X ≤ 1.2) and P(X ≥ −0.2).(Give your answer to four decimal places.)P(X ≤ 1.2) ≈P(X ≥ −0.2) ≈

Answered: Assume X has a standard normal…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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For a continuous variable with a normal distribution where the mean is 2.0, the standard deviation is 1.0: Find the probability that x is greater than 3.0. Find the probability that x is less than 2.5. Find the probability that x is between 1.75 and 2.5.
Z denotes a variable having standard normal distribution. P(-0.45
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Let x = red blood cell (RBC) count in millions per cubic millimeter of whole blood. For healthy females, x has an approximately normal distribution with mean ? = 3.4 and standard deviation ? = 0.5. Convert the x interval, 4.5 < x, to a z interval. (Round your answer to two decimal places.)____ < zConvert the x interval, x < 4.2, to a z interval. (Round your answer to two decimal places.)z < ____ Convert the x interval, 4.0 < x < 5.5, to a z interval. (Round your answers to two decimal places.)____ < z < ___Convert the z interval, z < −1.44, to an x interval. (Round your answer to one decimal place.)x < ____ Convert the z interval, 1.28 < z, to an x interval. (Round your answer to one decimal place.)____ < xConvert the z interval, −2.25 < z < −1.00, to an x interval. (Round your answers to one decimal place.)____ < x < ___If a female had an RBC count of 5.9 or higher, would that be considered unusually high? Explain using z values.…
Let x = red blood cell (RBC) count in millions per cubic millimeter of whole blood. For healthy females, x has an approximately normal distribution with mean u - 5.3 and standard deviation a - 0.7. The Standard Normal Distribution u = 0, o = 1) -1 68% of area 95% of area 99.7% of area (a) Convert the x interval, 4.5 < x, to a z interval. (Round your answer to two decimal places.) (b) Convert the x interval, x < 4.2, to a z interval. (Round your answer to two decimal places.) z< (c) Convert the x interval, 4.0 < x< 5.5, to a z interval. (Round your answers to two decimal places.)

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Assume X has a standard normal distribution (μ = 0, 0 = 1). Find P(X ≤ 1.2) and P(X > -0.2). (Give your answer to four decimal places.) P(X ≤ 1.2) ≈ P(X-0.2) ≈