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Unformatted text preview: Math 350 Midterm Chapters 2, 4, 5, & 11 Printed Name: Calculators are allowed on this test...neighbors are not ! Round answers (where appropriate) to 4 places after the decimal. Grade of 100 1 Suppose 8 out of 1,000 newborns test positive for HIV in the inner city. Suppose a sample of 500 newborns are screened at the innercity hospital. Compute the following probabilities. A 6 pts There are exactly 4 HIV positive. ............................................................................................................. B 6 pts There are between six and ten (inclusive) HIV positive. ............................................................................................................. C 6 pts Is 10 an excessive number of HIV cases? Explain. ............................................................................................................. D 6 pts Compute the expected number of HIV positives. Dr. Emmert Summer 2011 I of IV Points Earned of 24 Math 350 Midterm Chapters 2, 4, 5, & 11 2 Consider the following baseline serumcholesterol levels (mg/dL) data. 195 145 205 159 244 166 250 236 192 224 238 197 169 158 151 197 180 222 168 168 167 161 178 137 A 10 pts What is the 5number summary for this data?...
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This note was uploaded on 01/13/2012 for the course MATH 350 taught by Professor Keithemmert during the Summer '11 term at Tarleton.
 Summer '11
 KeithEmmert
 Math

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