Posted by **emma** on Tuesday, May 13, 2014 at 9:56pm.

two different sections of electricians took their state license test. the first section consisted of 75 applicants having an average score of 262 and a sample standard deviation of 35. they were journeyman, experienced electricians who were renewing their licenses. the second section consisted of 34 applicants with an average score of 233 and a sample standard deviation of 27. they were apprenticed electricians who were just beginning their careers.

the distributions of scores during previous years have shown that licensing exam scores are normally distributed. Based on this information, which of the following best estimates the number of applicants that passed the test, if an applicant must score 200 or greater to pass?

a) 102

b) 84

c) 159

d) 148

e)17

## Answer This Question

## Related Questions

- Stats - A professor believes that all Thursday sections are cursed and will ...
- Math - Out of 4 architects, 6 engineers and 9 electricians, how many ways can a ...
- Stats - a teacher teaches two sections (A and B) of a class. Both sections have ...
- Statistics - Out of 4 architects, 6 engineers and 9n electricians, how many ways...
- Math - Out of 4 architects, 6 engineers and 9n electricians, how many ways can a...
- Prob and Stats - Einstein claims that his true average quiz score is 90. You ...
- math - i took the sat and received a score of 488 on the math section. the ...
- math - It takes 18 electricians 35 days to wire a new housing subdivision. How ...
- math - It takes 15 electricians 24 days to wire a new housing subdivision. How ...
- math - It takes 15 electricians 24 days to wire a new housing subdivision. How ...

More Related Questions