To estimate the mean score � of those who took the Medical College Admission Test on your campus, you will obtain the scores of an SRS of students. From published information you know that the scores are approximately Normal with
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The table below shows the scores of a group of students on a 10point quiz. Test Score Frequency 3 0 4 2 5 2 6 1 7 2 8 3 9 0 10 4 The mean score on this test is: 6.5 The median score on this test is: 7.5

Math
The College Board reported the following mean scores for the three parts of the Scholastic Aptitude Test (SAT) (The World Almanac, 2009): Assume that the population standard deviation on each part of the test is = 100. a. What is the probability a sample

stats
To estimate the mean score of those who took the Medical College Admission Test on your campus, you will obtain the scores of an SRS of students. From published information you know that the scores are approximately Normal with standard deviation about

Math
The combined math and verbal scores for students taking a national standardized examination for college admission, is normally distributed with a mean of 620 and a standard deviation of 220. If a college requires a student to be in the top 10 % of students

math
Suppose that a college admissions office needs to compare scores of students who take the Scholastic Aptitude test(SAT) wit those who take the american college test (ACT). Suppose that among the college's applicants who take the SAT, scores have a mean of

Maths
An intelligence test used in a particular country has scores which are normally distributed with mean 100 and standard deviation 15.In a randomly selected group of 500 people sitting the test, estimate how many have a score i.higher than 140 ii.between 85

statistics!
1) 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

Computer Programing & Logic Design
Submit pseudocode and a flowchart for the following programming exercise: Test Average and Grade Write a program that asks the user to enter five test scores. The program should display a letter grade for each score and the average test score. Design the

Statistics
The Graduate Record Examination (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. For each of the following problems: 1. Draw a rough sketch,

STATISTICS
How can I solve this? A random sample of medical files is used to estimate the proportion p of all people who have blood type B. If you have no preliminary estimate for p, how many medical files should you include in a random sample in order to be 85% sure

java programming
Test Average and Grade Write a program that asks the user to enter five test scores. The program should display a letter grade for each score and the average test score. Write the following methods in the program: • calcAverage—This method should

statistics
Three students take equivalent stress tests. Which is the highest relative score? a. A score of 144 on a test with a mean of 128 and a standard deviation of 34. b. A score of 90 on a test with a mean of 86 and a standard deviation of 18. c. A score of 18

statistics
Scores on a certain test are normally distributed with a variance of 14. A researcher wishes to estimate the mean score achieved by all adults on the test. Find the sample size needed to assure with 95% confidence that the sample mean will not differ from

math
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with standard deviation of 4. Estimate the mean mathematics ACT score for all statistics students at college. Give the 95% confidence interval.

statistics
Three students take equivalent stress tests. Which is the highest relative score? a. A score of 144 on a test with a mean of 128 and a standard deviation of 34. b. A score of 90 on a test with a mean of 86 and a standard deviation of 18. c. A score of 18

math
A teacher allows the students to each "throw out" their lowest test score in order to increase their overall grade. The original mean score of 5 tests is 72.8. After the removal of the lowest test, the mean score becomes 78.5. What is the score of the

statistics
A large number of applicants for admission to graduate study in business are given an aptitude test with a resulting mean score of 460 with a standard deviation of 80. The top 2.5 percent of the applicants would have a score of at what? A. 606 B. 617 C.

statistics
the admissions policy at a certain university requires that incoming students score in the upper 20% on a standardized test. if the mean score on the test is 510 and the standard deviation of the scores is 80, what is the minimum score that a student can

math
If you score 78%, 80%, 82%, 85% on the first 4 tests in College Algebra, what grade do you need on the final test to average an 85%?

mathematics
. An intelligence test used in a particular country has scores which are normally distributed with mean 100 and standard deviation 15. In a randomly selected group of 500 people sitting the test, estimate how many have a score (i) higher than 140 (ii)

Statistics
4. The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. For each of the following problems: (a) draw a rough sketch,

Math
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4. Estimate the mean mathematics ACT score for all statistics students at this college. Give the 95% confidence interval.

statistics
5. Each year, a national achievement test is administered to 3rd graders. The test has a mean score of 100 and a standard deviation of 15. If Jane's zscore is 1.20, what was her score on the test?

Statistics
Suppose that two different tests A and B are to be given to a student chosen at random from a certain population. Suppose also that the mean score on test A is 85, and the standard deviation is 10; the mean score on test B is 90, and the standard deviation

Stats
Suppose that a random sample of adults has a mean score of on a standardized personality test, with a standard deviation of . (A higher score indicates a more personable participant.) If we assume that scores on this test are normally distributed, find a

Math
The standard deviation of test scores on a certain achievement test Is 11.3. If a random sample of 81 students had a sample score of 74.6 , find a 90% confidence interval estimate for the average score of all students.

Math
The table below shows the scores of a group of students on a 10point quiz. Test Score Frequency 3 1 4 1 5 2 6 3 7 1 8 1 9 1 10 4 The mean score on this test is: The median score on this test is:

Measures of Central Tendency
The table below shows the scores of a group of students on a 10point quiz. Test Score Frequency 3 1 4 3 5 1 6 1 7 0 8 3 9 4 10 3 The mean score on this test is: The median score on this test is:

Stats
The GRE has a combined verbal and quantitative mean of 1000 and standard deviation of 200. Scores range from 200 to 1600. a. what % of the persons score above 1300? b. above 800? c. below 1200? d. above what score do the top 20% of the testtakers score?

math
Your medical terminology instructor listed the following grades for the class out of a 75point test: 33, 34, 43, 45, 45, 54, 55, 59, 60, 62, 64, 66, 67, 68, 67, 68, 68, 69, 70, 70 If your score was 59, what is your percentile? Report your answer in this

MathStatistics
A marketing research company needs to estimate which of two soft drinks college students prefer. A random sample of n college students produced the following 98% confidence interval for the proportion of college students who prefer drink A: (0.384, 0.424).

statistics
The College Board reported the following mean scores for the three parts of the Scholastic Aptitude Test (SAT) (The World Almanac, 2009): Assume that the population standard deviation on each part of the test is = 100. a. What is the probability a sample

Statistics
The College Board reported the following mean scores for the three parts of the Scholastic Aptitude Test (SAT) (The World Almanac, 2009): Assume that the population standard deviation on each part of the test is = 100. a. What is the probability a sample

Statistics
4. The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. For each of the following problems: (a) draw a rough sketch,

Math
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4. Estimate the mean mathematics ACT score for all statistics students at this college. Give the 95% confidence interval.

math
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4. Estimate the mean mathematics ACT score for all statistics students at this college. Give the 95% confidence interval.

Measures of Central Tendency
The table below shows the scores of a group of students on a 10point quiz. Test Score Frequency 3 0 4 2 5 2 6 1 7 2 8 3 9 0 10 4 The mean score on this test is: The median score on this test is

FrequencyMath
The table below shows the scores of a group of students on a 10point quiz. Test Score Frequency 3 0 4 2 5 2 6 1 7 2 8 3 9 0 10 4 The mean score on this test is: The median score on this test is

Java
Need help asap. You are given a list of students' names and their test scores. Design an algorithm that does the following: a. Calculates the average test scores. b. Determines and print the names of all the students whose test score is below the average

statistics
A human resources manager wants to determine a confidence interval estimate for the mean test score for the next officeskills test to be given to a group of job applicants. In the past, the test scores have been normally distributed with a mean of 74.2

statistics
A marketing research ﬁrm suspects that a particular product has higher name recognition among college graduates than among high school graduates. A sample from each population is selected, and each asked if they have heard of the product in question. A

statisitcs
The combined math and verbal scores for students taking a national standardized examination for college admission is normally distributed with a mean of 560 and a standard deviation of 180. If a college requires a student to be in the top 40 % of students

statistics
10th grade New York public school students taking a standardized English test produced test scores that were normally distributed with a mean of 85 and a standard deviation of 4. Let x be a random variable that represents the test score of a student.

statistics
1. Suppose you administered an anxiety test to a large sample of people and obtained normally distributed scores with a mean of 45 and a standard deviation of 4. Do not use the web calculator to answer the following questions. Instead, use the Z

statistics
The College Board reported the following mean scores for the three parts of the Scholastic Aptitude Test (SAT) (The World Almanac, 2009): Assume that the population standard deviation on each part of the test is = 100. a. What is the probability a sample

business statistics
Your statistics instructor wants you to determine a confindence interval estimate for the mean test score for the next exam. In the past, the test scores have been normally distributed with a mean of 74.2 and a standard deviation of 30.9. A 95% confidence

statistics
Reading placement scores for a particular college are normally distributed with a mean of 72 and a standard deviation of 7. a) draw a sketch of the reading placement scores for students at this college. be sure to mark the mean and also to mark one and two

algebra
i need help: A national achievement test is administered annually to 9th graders. The test has a mean score of 100 and a standard deviation of 15. If John’s zscore is 1.20, what was his score on the test?

social science statistics
a professor was curious to whether the students in a very large class she was teaching who turned in their first scored differently from the overall mean on the test.The overall mean score on the test was 75 with a standard deviation of 10;the score were

college algebra
Sally took four tests in science class. On each successive test, her score improved by 3 points. If her mean score was 69.5%, what did she score on the first test?

School
What is the best description of an advanced placement course? A. a rigorous version of a regular subject B. a course that is consistent with college/university courses and prepares a student to take AP exams in a particular subject area and opt out of

Statistics
You want to know if there's a difference between the proportions of high school students and college students who read newspapers regularly. out of a random sample of 500 highschool students, 287 say they read newspapers regularly, and out of a random

statistics
Construct a scatterplot. b. Draw a regression line through the data point that “fits” the data points reasonably well. c. Enclose the data points with a ellipse. d. Estimate the direction of the correlation. e. Estimate the strength of the correlation

maths
An intelligence test used in a particular country has scores which are normally distributed with mean 100 and standard deviation 15.In a randomly selected group of 500 people sitting the test, estimate how many have a score 1)higher than 140, 2)below 120,

statistics
Scores on a certain test are normally distributed with a variance of 91. A researcher wishes to estimate the mean score achieved by all adults on the test. Find the sample size needed to assure with 95.44 percent confidence that the sample mean will not

probability
The National Center for Educational Statistics reported that in 2009 the ACT college placement and admission examination were normally distributed and had a mean of 21.1 and standard deviation of 5.1. A college requires applicants to have an ACT score in

statistics
The mean score for all individuals who took the Law School Admission Test (LSAT) in 2010 was 155 and the standard deviation was 7. 9. What is the z score for a person, who received an LSAT score of 167? a. +1.71 b. +1.64 c. +1.74 d. 1.71 10.What is the

statistics
The mean score for all individuals who took the Law School Admission Test (LSAT) in 2010 was 155 and the standard deviation was 7. What is the z score for a person, who received an LSAT score of 167? a. +1.71 b. +1.64 c. +1.74 d. 1.71 What is the raw

statistics
the average act score submitted to a certain university is 26. to be eligible for admission, a student must score in the top 6% of applicants. if the scores are normally distributed with a standard deviation of 2.4, what is the minimum score needed to be

statistics
Pleas HeLp!!!!!!!!!! A random sample of the test scores of 100 applicants for college entry at a large junior college showed a mean score of 72.6. Determine a 99%, 95%, and 90% confidence interval for the m mean score of all applicants at the junior

statistics
The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. Which portion of the bell curve relates to the answer? What is the

Statistics
The Graduate Record Exam has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. A. What percentage of the persons who take the test score above 1300? b.

statistics
4. The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. For each of the following problems: (a) draw a rough sketch,

Math
Karl's scores on the first five science tests are shown in the table. Test 1 Test 2 Test 3 Test 4 Test 5 85 84 90 95 88 Part A. Write am inequality that represents how to find the score he must receive on the sixth test to have an average score of more

statistic
solve the problem :score a test are normally distributed with a mean of 68.2 and a standard deviation of 10.4 estimate the probablility that among 75 randomly selected students, at least 20 of them score greater than 78

statistics probability
Alice earned a score of 940 on an IQ test.The mean test score was 850 with a standard deviation of 100.(Assume that test scores are normally distributed). Q1a).What proportion of students had a higher score than alice? Qb)Find the score exceeded by 2.5% of

algebra
Briana's second test score was 8 points higher than her first score. Her third score was 88. She had a B average (between 80 and 89 inclusive) for three tests. What can you conclude about her first test score?

statistics
Calculate the zscore for each set of data. Determine who did better on her respective test, Tonya or Lisa. Student English Test Grade zScore Student Math Test Grade zScore John 82 Jim 81 Julie 88 Jordan 85 Samuel 90 Saye 79 Tonya 86 Lisa 82 Mean 86.50

Statistics
What percentage of college students are attending a college in the state where they grew up? Let p be the proportion of college students from the same state as that in which the college resides. If no preliminary study is made to estimate p, how large a

statistics
the admissions policy at a certain university requires that incoming students score in the upper 20% on a standardized test. if the mean score on the test is 510 and the standard deviation of the scores is 80, what is the minimum score that a student can

statistics
A clinical psychologist notices that admission to the psychiatric hospital she works at seem to vary by season. Using a chisquare test, she rejects the null hypothesis that hospital admission is independent of season. What conclusions can she make? a.

statistics
Ram earned a score of 940 on a national achievement test. The mean test score was 850 with a standard deviation of 100.what proportion of student had a higher score than Ram?(Assume that test scores are normally distributed)

Psych
If an iq test has high predictive validity, then a. a psychologist can accurately guess what score someone will get before he or she has started the test. b. students who get good score on the test will get even better scores if they take the test again c.

math
a final examination score in General maths is weighted four times as much as each test score If the student has a final exam score of 87% and test grades of 70% and 92%, then the mean score is

statistics
the correlation between two tests given to 100 students in the junior clas is .70 the mean for the first test was 125 with standard deviation 20 the mean of the second test is 80 with standard devation 10 a student took the first test and scored 100. what

stats
A researcher hypothesizes that a new herbal supplement improves memory. A sample of n = 25 college students is obtained and each student takes the supplement daily for six weeks. At the end of the 6week period, each student is given a standardized memory

Math
Lets say you got 235 on this test. Your college is in a different section of this course. Her score was 82 out of 100 on her test. In her section the mean was 72 and the standard deviation was 7. Which one of you did better?

math correction
can someone correct this for me.or teach me if i'm wrong Statistics. Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. Write an inequality representing the score that Sam

math
Your medical terminology instructor listed the following grades for the class out of a 75point test: 33, 34, 43, 45, 45, 54, 55, 59, 60, 62, 64, 66, 67, 68, 67, 68, 68, 69, 70, 70 Your score was 59, what is your percentile?

math,correction
can someone correct this for me please. Statistics. Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last

statistics
a math test has a mean of 43 and a standard deviation of 17.0. find the corrresponding z scores for a test score of 13 and a test score of 59. show work

University Appeal Letter........HELP PLZ..
I applied my first choice collegefor 2007 Fall admission. But they gave me summer admission finally, which I don't want to get. So I decide to write an appeal letter to the admission office asking for fall admission. The reason why I want them to

stastics
I'm having a hard time with question, can someone help me? A random sample of medical files is used to estimate the proportion p of all people who have blood type B. If you have no preliminary estimate for p, how many medical files should you include in a

college, statistics
a math test has a mean of 43 and a standard deviation 0f 17.0. find the corresponding z scores for. show all work. I. a test score of 13 II. a test score of 59

statistics
a math test has a mean of 43 and a standard deviation of 17.0. find the corresponding z scores for a test score of 13 and a test score of 59. show all work.

Medical Information management and office practice
JaneDoe is admitted to the hospital. Her admission is assigned a new medical record number 105018. She has another record number 000561 from a previous hospitalization. The information from 000561 was moved forward to the new admission 105018.

Algebra
Test scores of average 7th grade class are: 77,83,92,66,89,74,98,79,85,75,80,88,76,96,84,100,71,93,70,82 The mean is 82.9 and the standard deviaition is 9.7 1. What score is in the 80th percentile? 2. Your teacher tells you that your score beat 78% of the

Stasistic
On a test whose distribution is approximately normal with a mean of 50 and a standard deviation of 10, the results for three students were reported as follows: Student Opie has a Tscore of 60. Student Paul has a zscore of 1.00. Student Quincy has a

Math
On a test whose distribution is approximately normal with a mean of 50 and a standard deviation of 10, the results for three students were reported as follows: Student Opie has a Tscore of 60. Student Paul has a zscore of 1.00. Student Quincy has a

Math
Question: Laura has 1 more test left for the school year, which is 19% of her grade. What would her overall grade be if she got a 0% on it? (What the gradebook image says⬇) Test weight on overall grade: 85% Quiz weight on Overall grade: 5% Overall quiz

Statistics
5. For the data presented below, answer the questions that follow. Score on political Score on current Individual awareness test events test 1 24 23 2 16 12 3 11 11 4 9 6 5 8 13 6 14 11 7 17 16 8 19 16 9 21 21 10 25 25 11 18 11 12 13 13 13 11 14 14 6 10 15

statistics
assuming that you wished to have the highest possible score on an exam relative to ht e other scores, would you rather have a score of 70 on a test with a mean of 60 and a standard deviations of 5.2 or a score of 81 on a test with a mean of 79 and a

math
on her first two math tests, Gracie has an average score of 86. If she got a score of 92 on the first test, what is her score on the second test?

Stats
A Math test has a mean of 51 and standard deviation of 5.0. Find the corresponding z scores for: I. a test score of 64 II. a test score of 47

Physics
Hi! I am going to apply for a medical study admission test and where just wondering if you guys could help me to come up with the formula for solving this problem. I am not looking for a answer, just the mathematical formula to solve theese kind of

statistics
9. The regression line below gives the relationship between quiz grades and test grades. TG = 40.448 + 5.175QG where TG = test grade and QG = quiz grade. The linear correlation coefficient r = 0.63830. The test mean was 68 and the quiz grades range between

statistics
Question: Between test 1 (score of 230 and mean of 210 and standard deviation of 22) and test 2 (score of 80 and mean of 70 and standard deviation of 8), which one is better? Explain your reasoning. I know that test 2 is better. I am not good at giving the

Algebra
Tom took five math tests and got an integer score on each of them. He never scored higher than 90, and his lowest score was the fourth test. If his average score, rounded to the nearest integer, was 82, what is the lowest possible score he could have

Algebra
Tom took five math tests and got an integer score on each of them. He never scored higher than 90, and his lowest score was the fourth test. If his average score, rounded to the nearest integer, was 82, what is the lowest possible score he could have

math
3 Normally distributed Test scores for a police exam is a normal distribution TEST,150,20. 5) Find the probability that a randomly chosen candidate’s score is greater than 165. 6) Find the cutoff score for the top 10% of testtakers.