# Statistics

A 95% confidence level for the difference between u1 and u2 runs from -2 to +6. From this we can infer that
a. u1 is probably greater than u2.
b. u1 is probably less than u2.
c. there may be no difference at all between u1 and u2.
d. the difference between u1 and u2 is not very large in any case.

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asked by Kevin
1. With your limited data, I would pick C, because the confidence level includes zero.

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posted by PsyDAG
2. Thanks - that is what I picked.

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posted by Kevin
3. Hmm....One has a 1 and the other one has a 2. That's a good riddle. Needs improv. Isn't this a HOMEWORK HELP website?
Your welcome!

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posted by Addie
4. That is RIDICULOUS!!! You should be reported.
Kevin, C is the right answer. I am a teacher. I taught this before.

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posted by Ms. Sue

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