Question

The top 5% of applicants (as measured by GRE scores) will receive scholarships to certain university....

The top 5% of applicants (as measured by GRE scores) will receive scholarships to certain university. GRE scores ~ N(510, 100).

a) If an applicant who took GRE is selected at random, what is the probability that his/her score was more than $530 on that exam?

b) If an SRS of 100 applicants is selected, what is the probability that their average score on GRE is more than $530?

c) 97% of applicants will get between ____ and ____ points on GRE.

d) How high does an applicant’s GRE score have to be to qualify for a scholarship?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Q 1 ) A) In order to be accepted into a top university, applicants must score...
Q 1 ) A) In order to be accepted into a top university, applicants must score within the top 5% on the SAT exam. Given that the test has a mean of 1000 and standard deviation of 200. what is the lowest possible score a student needs to qualify for acceptance into the university. B) Ahmed plays a game where he tosses two balanced 4 sided-dice, each with faces labeled by 1, 2, 3 and 4. He wins 2 points...
Question 5 Test scores on a university admissions test are normally distributed, with a mean of...
Question 5 Test scores on a university admissions test are normally distributed, with a mean of 500 and a standard deviation of 100. 4 marks a. What is the probability that a randomly selected applicant scores between 425 and 575? 4 marks b. What is the probability that a randomly selected applicant scores 625 or more?
Suppose that on a certain examination in advanced mathematics, students from University A achieve scores that...
Suppose that on a certain examination in advanced mathematics, students from University A achieve scores that are normally distributed with a mean of 625 and a variance of 100, and students from University B achieve scores which are normally distributed with a mean of 600 and a variance of 150. a) What is the probability that a student from University A will score more than 725? b) What is the probability that a student from University B will score less...
Entry to a certain university is determined by a national test. The scores on this test...
Entry to a certain university is determined by a national test. The scores on this test are normally distributed with a mean of 500 and a standard deviation of 100. Tom wants to be admitted to this university and he knows that he must score better than at least 70% of the students who took the test. Tom takes the test and scores 585. Will he be admitted to this university?
The mean score for freshmen on an aptitude test at a certain college is 530 ​,...
The mean score for freshmen on an aptitude test at a certain college is 530 ​, with a standard deviation of 50 . Assume the means to be measured to any degree of accuracy. What is the probability that two groups selected at​ random, consisting of 54 and 50 ​students, respectively, will differ in their mean scores by ​(a) more than 11 ​points? ​ (b) an amount between 2 and 8 ​points? ​(a) The probability the difference is more than...
Parts A-D A) To be eligible for further consideration, applicants for certain civil service positions must...
Parts A-D A) To be eligible for further consideration, applicants for certain civil service positions must first pass a written qualifying examination on which a score of 85 or more must be obtained. In a recent examination, it was found that the scores were normally distributed with a mean of 65 points and a standard deviation of 10 points. Determine the percentage of applicants who passed the written qualifying examination. ________% B)The scores on an economics examination are normally distributed...
Test scores on a Spanish language proficiency exam given to entering first year students at a...
Test scores on a Spanish language proficiency exam given to entering first year students at a certain university have a mean score of 78 with a standard deviation of 9 points (out of 100 points possible). Question 3 Subquestions 3.a 1 point(s) Suppose a first year student who took this Spanish proficiency exam is selected at random. What can be said about the probability that their score will be at least 80 points? 0.5871 0.0582 0.4129 0.9418 It cannot be...
Question 1 Suppose that the scores of the semester exam has a normal distribution with mean...
Question 1 Suppose that the scores of the semester exam has a normal distribution with mean of 120 and standard deviation of 17. If the bottom 30% of the students failed in the exam. (1). What was the passing score? Question 2 A 100-watt light bulb has an average brightness of 1640 lumens, with a standard deviation of 62 lumens. Suppose that the brightness of bulbs follows normal distribution, then (2). In a lot of 10000 such bulbs, what would...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT