For purposes of making budget plans for staffing, a college reviewed studentâ€™s year in school and area of study. Of the students, 22.5% are seniors, 25% are juniors, 25% are sophomores, and...

For purposes of making budget plans for staffing, a college reviewed studentâ€™s year in school and area of study. Of the students, 22.5% are seniors, 25% are juniors, 25% are sophomores, and...

Please help!!!! I also need to know if it will produce a good sample... Is this problem systematic, random, or stratified?

Suppose that U1,U2,..., are i.i.d Uniform[0,1] random variables, and let Sn=sum of ui, from i=1 to n. Define the random variable N by N=min{k:Sk>1}. 1. For t in [0,1], show that...

a) P(Snickers) b) P(Kit-Kat) c)P(Three Musketeers) d) P(not Kit-Kat)

It's a probability question

I have 4 results represented by A, B, C and D I have the probabilities for whether each result will be greater than the other: P(A>B): 86.6% P(A>C): 80.4% P(A>D):...

How is this calculated?

yellow is 4/9ths

A farmer grows vegetables on seven acres, fruit on six acres, and flowers on two acres. Out in his fields, he finds a ladybug. To the nearest tenth of a percent, what is the theoretical probability...

A class is given a list of 20 study questions from which 12 will be part of their upcoming final. If a given student knows how to solve 15 of the problems, find the probability that the student will...

There is a bag of marbles containing 15 white marbles, 20 green marbles, 8 yellow marbles and 7 blue marbles. When a marbled is selected it is NOT replaced. What are the chances of selecting a marble...

Jen has 6 pairs of shoes. She randomly chooses a pair to wear on Monday, and then a different pair on Tuesday.

I am trying to find the total number of students appered for the exam

At a game booth, a student gets a box of candy as the prize for winning a game. The boxes come in four colors: white, red, green, and blue. There are 6 boxes of each color. All the boxes are equally...

How many different license plates csn be made with one letter followed by one number

If you have a wheel with the letters a,b,c,d and numbers 1,1,2,2,3,3,4,4. What is the probability of it landing on a letter 2 times in a row?

If there are 12 runners. and there are medals for 3 places how many different ways can they be awarded?

A coffee shop offers a open-mike night for poetry. Tonight, 15 people would like to read, but there is only enough time to have 7 people read. You and your friend are part of the group that would...

A campsite is in the shape of a rectangle. The green region represents campsites with shade. The yellow represents campsites without shade. Your campsite is randomly assigned. What is the probability...

Probibilty question at sam houston state university

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