XA Washington DC commuter must take two Metro trains to get to work. This involves a waittime T, for the first train and a wait time T, for the second train. The total wait time (in minutes)T = T, + T2 has a pdf given by1-t160 st< 4f(t) = {114 st<82 16t< 0 and t >8a) Compute the cdf.b) Compute the 75’th percentile.c) Compute E(t).d) Compute E(t²).e) What is the probability that the total wait time is within 1 standard deviation of the mean.

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XA Washington DC commuter must take two Metro trains to get to work. This involves a wait time T, for the first train and a wait time T, for the second train. The total wait time (in minutes) T = T, + T2 has a pdf given by 0st<4 16 f(t) = {1 1 -t 16 4sts8 t< 0 and t > 8 a) Compute the cdf. b) Compute the 75'th percentile. c) Compute E (t). d) Compute E(t²). e) What is the probability that the total wait time is within 1 standard deviation of the mean.

XA Washington DC commuter must take two Metro trains to get to work. This involves a wait time T, for the first train and a wait time T, for the second train. The total wait time (in minutes) T = T, + T2 has a pdf given by 0st<4 16 f(t) = {1 1 -t 16 4sts8 t< 0 and t > 8 a) Compute the cdf. b) Compute the 75'th percentile. c) Compute E (t). d) Compute E(t²). e) What is the probability that the total wait time is within 1 standard deviation of the mean.

Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter2: Systems Of Linear Equations

Section2.4: Applications

Problem 6EQ: Redo Exercise 5, assuming that the house blend contains 300 grams of Colombian beans, 50 grams of...

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