A newspaper ad for a manager trainee position contained the statement "Our manager trainees have a first-year earnings average of $20,000 to $24,000." Do you think that the ad is describing a confidence interval? Explain your answer.

Question

anonymous · Answer

do you still need help

anonymous · Answer

yes @andrea238

anonymous · Answer

@nincompoop

nincompoop · Answer

no

nincompoop · Answer

http://en.wikipedia.org/wiki/Confidence_interval

anonymous · Answer

is it because theres no level of confidence? @nincompoop

nincompoop · Answer

correct 
levels of confidence is described by percentage value or by a notation +/-

anonymous · Answer

so thats it? @nincompoop

nincompoop · Answer

like 3.00 +/- 0.06
meaning in the range of 2.94 to 3.06

anonymous · Answer

so for my answer i would put "no this is not a confidence interval because there is no level of confidence (these are described by percentage values/notations)"? @nincompoop

nincompoop · Answer

correct
read the link I provided

nincompoop · Answer

don't forget to spread the good word : )

anonymous · Answer

thank you!! @nincompoop

nincompoop · Answer

you're welcome