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In relation to arteries and veins, which statement is true? 

1 (14 pts). A manager of a LED lightbulb factory wants to know the population mean lift expectance of the bulbs manufactured. A sample of 28 bulbs is selected and the sample mean x– = 36900 hours and the sample standard deviation s = 594 ounces.  (a) What is the population? What is the sample? (b) Construct a 90% confidence interval for the population mean.

Which imaging modality is considered the “gold standard” for peripheral artery imaging? 

Mrs. K. is scheduled for arterial testing due to pain in her legs.  All of the following risk factors suggest Mrs. K is a likely candidate for arterial disease EXCEPT:

College can be free for all because professors will simply volunteer their time to teach.  They don’t need to be paid.

Which of the following can cause a spectral waveform in the lower extremity to change its shape to monophasic? 

Which of the following is not a contraindication to a constant load treadmill? 

3 (14 pts). A polling company wanted to estimate the population proportion of adults who were in favor of tighter rules on TV content during hours when children are most likely to be watching. A sample of 1800 adults was surveyed and 1366 responded yes. (a) What is the population? What is the sample? (b) Construct a 99% confidence interval for the population proportion.

A patient with severe bilateral iliac artery disease is mot likely to receive which type of lower extremity bypass? 

The most clinically significant complication associated with a peripheral aneurysm is