. Assuming that a plane makes a safe flight if at least half the numbers of engine run. Find whether

. Assuming that a plane makes a safe flight if at least half the numbers of engine run. Find whether a 6 engine plane or a 4 engine plane has a higher probability of successful flight.
ii)The marks obtained in Probability & Statistics by 1000 students is normally distributed is normally distributed with mean 78% and standard deviation 11%. Determine (a). How many students got the marks above 90%
(b).What was the highest mark obtained by the lowest of 10% of the students
(c).Within what limits did the middle of 90% of the students lie.

 

Looking for a Similar Assignment? Let us take care of your classwork while you enjoy your free time! All papers are written from scratch and are 100% Original. Try us today!