Languages homework help
Languages homework help. A survey was conducted of the age (in years) of 30 randomly selected customers. The mean was 32.66 years and the standard deviation was 11.81 years.a) How large would the sample size have to be to cut the margin of error inhalf?b) About how large would the sample size have to be to cut the margin of error by a factor of 55?
Get Your Custom Essay Written From Scratch
We have worked on a similar problem. If you need help click order now button and submit your assignment instructions.
Just from $13/Page
