Let X1, X2,..., X15 be independent identically distributed N(4.5, 0.88) random variables, with an average X. (a) Calculate P(4.2 < X < 4.9) = (Give your answer to 3 decimal places) (b) Find the value of c for which P(4.5 – c < X < 4.5+c) = 0.99. c = (Give your answer to 2 decimal places)

Let X1, X2,..., X15 be independent identically distributed N(4.5, 0.88) random variables, with an average X. (a) Calculate P(4.2 < X < 4.9) = (Give your answer to 3 decimal places) (b) Find the value of c for which P(4.5 – c < X < 4.5+c) = 0.99. c = (Give your answer to 2 decimal places)

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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Question

Let X1, X2,..., X15 be independent identically distributed N(4.5, 0.88) random variables, with an average X.
(a) Calculate P(4.2 < X < 4.9) =
(Give your answer to 3 decimal places)
(b) Find the value of c for which P(4.5 – c< X < 4.5 + c)
= 0.99.
C=
(Give your answer to 2 decimal places)

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