A company always sends letters by second class post unless they aremarked first class. Over a long period of time it has been established that45 per cent of letters to be posted are marked first class. In a randomselection of 10 letters to be posted, find the probability that the numbermarked first class is(a) at least 3,(b) fewer than 2.One Monday morning there are only 32 first class stamps. Given that thereare 80 letters to be posted that day,(c) use a suitable approximation to find the probability that there are enoughfirst-class stamps.(d) state an assumption that is required in order to make the calculationin part (c) valid. A company always sends letters by second class post unless they aremarked first class. Over a long period of time it has been established that45 per cent of letters to be posted are marked first class. In a randomselection of 10 letters to be posted, find the probability that the numbermarked first class is(a) at least 3,(b) fewer than 2.One Monday morning there are only 32 first class stamps. Given that thereare 80 letters to be posted that day,(c) use a suitable approximation to find the probability that there are enoughfirst-class stamps.(d) state an assumption that is required in order to make the calculationin part (c) valid.

Note : Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the…

A company always sends letters by second class post unless they are marked first class. Over a long period of time it has been established that 45 per cent of letters to be posted are marked first class. In a random selection of 10 letters to be posted, find the probability that the number marked first class is (a) at least 3, (b) fewer than 2. One Monday morning there are only 32 first class stamps. Given that there are 80 letters to be posted that day, (c) use a suitable approximation to find the probability that there are enough first-class stamps.

A company always sends letters by second class post unless they are marked first class. Over a long period of time it has been established that 45 per cent of letters to be posted are marked first class. In a random selection of 10 letters to be posted, find the probability that the number marked first class is (a) at least 3, (b) fewer than 2. One Monday morning there are only 32 first class stamps. Given that there are 80 letters to be posted that day, (c) use a suitable approximation to find the probability that there are enough first-class stamps.

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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