Chena804
Statistics Question:



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EulerGroupie
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I'm a little weak on stats... but
\[z=\frac{x50}{10}\]

EulerGroupie
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look up .2 in a z table... the closest I get is 0.2005 is z=.08

EulerGroupie
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\[.8=\frac{x50}{10}\]so x=42 dB and below.

EulerGroupie
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But, as I said... this is a weak subject for me.

Chena804
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That's fine I will test it out thank you for the help though. I have been stuck on this stuff for a while but now I have a better idea on it.

EulerGroupie
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cool

EulerGroupie
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oops... 0.2005 gets z=0.8.... same result