SOLUTION: Express the confidence interval 256.8±102.1 in the form of a trilinear inequality. __ <μ< __

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Question 1147859: Express the confidence interval 256.8±102.1 in the form of a trilinear inequality.
__ <μ< __
Answer by ikleyn(52884) About Me  (Show Source):
You can put this solution on YOUR website!
.

Never saw such a term "trilinear inequality".

The commonly used term in this context is "compound inequality".

Your answer is

        256.8 - 102.1 < μ < 256.8 + 102.1.


Do not try to invent your terms, when they just exist and are in common use.


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See the lesson
    - Solving compound inequalities
in this site.