X2_key - BIOL 2300 SEC 001 Exam II Spring 2009 Name K.e ~ l...

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Unformatted text preview: BIOL 2300 SEC 001 Exam II Spring 2009 Name: K.e. ~ l ID: ______ Question #1 Researchers examined a population of male walruses that have population parameters of 939.2 kg for the mean weight and 69.3 kg for the standard deviation. Given that weight follows a normal distribution, calculate the probability that a single male walrus selected from this population would have weight somewhere between 868 and 1077 kg. je= qsq,l U- .. ~ ~q,1 ~I ::: k~ U Question #2 a. Calculate the value of diastolic blood pressure (in nun Hg) that represents the 95 th percentile for a certain species ofmammal that has a mean diastolic blood pressure of62 mm Hg and a standard deviation of 20 nun Hg (these are parameters). r _ ~ 'Z - ~bl(..... I ~ \yOIM --1-~h- P r ~ 2 ~ L G, S } :: O. Cf 505 ) . _ ~L -H_ l.. J V\...Cc., uIc.. e ~ .L. \~ 01 IkLSe. Pv-f z <: l.~l(~ ::D,qqqS y =- z. V .,-,lj Y-;ZU+-p.. y:: J,hlf(~-t-,t1 :) y;, 1."S(~o)tbl.. ....
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X2_key - BIOL 2300 SEC 001 Exam II Spring 2009 Name K.e ~ l...

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