Sketch the Probability Mass Function – Engineering Assignment Help

By
Responsive Centered Red Button

Need Help with this Question or something similar to this? We got you! Just fill out the order form (follow the link below), and your paper will be assigned to an expert to help you ASAP.

Order Form

Assignment Task :

Question 1 

-Question 1a  

A recent national study showed that approximately 44.7% of college students have used Wikipedia as a source in at least one of their term papers. Let X equal the number of students in a random sample of size n = 31 who have used Wikipedia as a source.

a) How is X distributed?

b) Sketch the probability mass function (roughly).

c) Sketch the cumulative distribution function (roughly).

d) Find the probability that X is equal to 17.

e) Find the probability that X is at most 13.

f) Find the probability that X is bigger than 11.

g) Find the probability that X is at least 15.

h) Find the probability that X is between 16 and 19, inclusive.

i) Give the mean of X, denoted E(X).

j) Give the variance of X.

k) Give the standard deviation of X.

l) Find E(4X + 51.324)

 

Question 1b

A plate of hors d’oeuvres contains two types of filled puff pastry –chicken and shrimp. The entire platter has 15 pastries –8 chicken and 7 shrimp. From the outside, the pastries appear identical and they are randomly distributed on the tray. Choose three at random.

What is the probability that 

a) all are chicken;

 b) all are shrimp; 

c) all have the same filling?

 

This Engineering Assignment has been solved by our Engineering Experts at TVAssignmentHelp. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We are serving more than 10000+ Students in Australia, UK & US by helping them to score HD in their academics. Our Experts are well trained to follow all marking rubrics & referencing style.

Be it a used or new solution, the quality of the work submitted by our assignment experts remains unhampered. You may continue to expect the same or even better quality with the used and new assignment solution files respectively. There’s one thing to be noticed that you could choose one between the two and acquire an HD either way. You could choose a new assignment solution file to get yourself an exclusive, plagiarism (with free Turnitin file), expert quality assignment or order an old solution file that was considered worthy of the highest distinction.

How to create Testimonial Carousel using Bootstrap5

Clients' Reviews about Our Services