Posted by **Vanessa** on Tuesday, April 15, 2014 at 10:02pm.

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 of 90 test takers will provide a sample mean test score within 10 points of the population mean of 502 on the Critical Reading part of the test (to 4 decimals)?

b. What is the probability a sample of 90 test takers will provide a sample mean test score within 10 points of the population mean of 515 on the Mathematics part of the test (to 4 decimals)?

c. What is the probability a sample of 100 test takers will provide a sample mean test score within 10 of the population mean of 494 on the writing part of the test (to 4 decimals)?

## Answer This Question

## Related Questions

- Statistics - The College Board reported the following mean scores for the three ...
- statistics - The College Board reported the following mean scores for the three ...
- Math - The College Board reported the following mean scores for the three parts ...
- CRJ303-Statistics question - Re-worded from the "Study Questions" part of ...
- math - Suppose that a college admissions office needs to compare scores of ...
- Statistics - Scores on the Scholastic Aptitude Test form a ND with a mean of 500...
- statistics - A student scores 600 on a SAT test. If the population mean of the ...
- Word Problem - A math teacher gives two different tests to measure students' ...
- statistics - Sign in Assume that the mean score on a certain aptitude test ...
- statistics - The mean of math SAT scores is 500 and the standard deviation is ...

More Related Questions