Assume that the mathematics scores on the SAT are normally distributed with a mean of 500...

Question

Question

math Statistics-And-Probability

Answer 1

Answer #1

Solution Gren XNN(4162) u=500 6=100 PCX5530)= pcxzu_530-500 6 loo =pcZ50:3) from z-table. = 0.6179 -61-79.7 61.79% of student

Answer 2

Similar Homework Help Questions

Assume that the mathematics scores on the SAT are normally distributed with a mean of 590...

Assume that the mathematics scores on the SAT are normally distributed with a mean of 590 and a standard deviation of 100 What percent of students who lock the test have a mathematics score between 590 and 6607 Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table % of students who took the test have a mathematics score between 520 and 660 (Round to two decimal places...
SAT scores are normally distributed, with a mean of 500 and a standard deviation of 100....

SAT scores are normally distributed, with a mean of 500 and a standard deviation of 100. Xiomara took the SAT and scored 650. 8) Based on this information, Xiomara’s score was equal to or higher than what percentage of the other students?
Scores on the SAT mathematics section have a normal distribution with mean 4-500 and standard deviation...

Scores on the SAT mathematics section have a normal distribution with mean 4-500 and standard deviation o=100. a. What proportion of students score above a 550 on the SAT mathematics section? Round your answer to 4 decimal places. b. Suppose that you choose a simple random sample of 16 students who took the SAT mathematics section and find the sample mean x of their scores. Which of the following best describes what you would expect? The sample mean will be...

The SAT scores of students who took the SAT test in 2010 were normally distributed with...

The SAT scores of students who took the SAT test in 2010 were normally distributed with a mean of 1509 and a standard deviation of 312. What proportion of student scored below 1805 on this SAT? What score is need on this test to be in the top 10% of all test takers?
18. Scores this year on the SAT mathematics test (SAT-M) for students taking the test for...

18. Scores this year on the SAT mathematics test (SAT-M) for students taking the test for the first time are believed to be Normally distributed with mean 4. For students taking the test for the second time, this year's scores are also believed to be Normally distributed but with a possibly different mean 42. We wish to estimate the difference - A random sample of the SAT-M scores of 100 students who took the test for the first time this...
Suppose SAT Mathematics scores are normally distributed with a mean of 515515 and a standard deviation...

Suppose SAT Mathematics scores are normally distributed with a mean of 515515 and a standard deviation of 115115. A university plans to send letters of recognition to students whose scores are in the top 10%10%. What is the minimum score required for a letter of recognition? Round your answer to the nearest whole number, if necessary. Answer

The combined SAT scores for students taking the SAT-I test are normally distributed with a mean...

The combined SAT scores for students taking the SAT-I test are normally distributed with a mean of 982 and a standard deviation of 192. Explain specifically why we could use the Central Limit Theorem to find the probability that a randomly selected sample of 9 students who took the SAT-I has a mean score between 800-1150 even though the same size is less than 30
Suppose the mathematics SAT scores are normally distributed with a mean of 520 and a standard...

Suppose the mathematics SAT scores are normally distributed with a mean of 520 and a standard deviation of 100. What score must a student get in order to be accepted into a school that only accepts the top 15%? Include a sketch
Th combined SAT scores for students taking the SAT-I tests are normally distributed with a mean...

Th combined SAT scores for students taking the SAT-I tests are normally distributed with a mean of 982 and a standard deviation of 192. Find the probability that a randomly selected student who took the SAT-I has a greater score than 700. Round to 4 decimals

Eleanor scores 680 on the mathematics part of the SAT. The distribution of SAT math scores...

Eleanor scores 680 on the mathematics part of the SAT. The distribution of SAT math scores in recent years has been Normal with mean 563 and standard deviation 111. Gerald takes the ACT Assessment mathematics test and scores 27. ACT math scores are Normally distributed with mean 22.7 and standard deviation 2.1. a. What is Elanor's standardized score? Round to 2 decimal places. b. What is Gerald's standardized score? Round to 2 decimal places. c. Assuming that both tests measure...